1791320454

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18731}}^1$

素因数の和:18783

約数の個数: 128

約数和(自身を含む): 5179023360

約数和(自身を除く): 3387702906

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 27, 33, 42, 46, 54, 63, 66, 69, 77, 99, 126, 138, 154, 161, 189, 198, 207, 231, 253, 297, 322, 378, 414, 462, 483, 506, 594, 621, 693, 759, 966, 1242, 1386, 1449, 1518, 1771, 2079, 2277, 2898, 3542, 4158, 4347, 4554, 5313, 6831, 8694, 10626, 13662, 15939, 18731, 31878, 37462, 47817, 56193, 95634, 112386, 131117, 168579, 206041, 262234, 337158, 393351, 412082, 430813, 505737, 618123, 786702, 861626, 1011474, 1180053, 1236246, 1292439, 1442287, 1854369, 2360106, 2584878, 2884574, 3015691, 3540159, 3708738, 3877317, 4326861, 4738943, 5563107, 6031382, 7080318, 7754634, 8653722, 9047073, 9477886, 11126214, 11631951, 12980583, 14216829, 18094146, 23263902, 25961166, 27141219, 28433658, 33172601, 38941749, 42650487, 54282438, 66345202, 77883498, 81423657, 85300974, 99517803, 127951461, 162847314, 199035606, 255902922, 298553409, 597106818, 895660227, 1791320454]

約数ペア:

[(1, 1791320454), (2, 895660227), (3, 597106818), (6, 298553409), (7, 255902922), (9, 199035606), (11, 162847314), (14, 127951461), (18, 99517803), (21, 85300974), (22, 81423657), (23, 77883498), (27, 66345202), (33, 54282438), (42, 42650487), (46, 38941749), (54, 33172601), (63, 28433658), (66, 27141219), (69, 25961166), (77, 23263902), (99, 18094146), (126, 14216829), (138, 12980583), (154, 11631951), (161, 11126214), (189, 9477886), (198, 9047073), (207, 8653722), (231, 7754634), (253, 7080318), (297, 6031382), (322, 5563107), (378, 4738943), (414, 4326861), (462, 3877317), (483, 3708738), (506, 3540159), (594, 3015691), (621, 2884574), (693, 2584878), (759, 2360106), (966, 1854369), (1242, 1442287), (1386, 1292439), (1449, 1236246), (1518, 1180053), (1771, 1011474), (2079, 861626), (2277, 786702), (2898, 618123), (3542, 505737), (4158, 430813), (4347, 412082), (4554, 393351), (5313, 337158), (6831, 262234), (8694, 206041), (10626, 168579), (13662, 131117), (15939, 112386), (18731, 95634), (31878, 56193), (37462, 47817)]