1981434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 5160960

約数和(自身を除く): 3179526

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 191, 247, 266, 273, 382, 399, 494, 546, 573, 741, 798, 1146, 1337, 1482, 1729, 2483, 2674, 3458, 3629, 4011, 4966, 5187, 7258, 7449, 8022, 10374, 10887, 14898, 17381, 21774, 25403, 34762, 47177, 50806, 52143, 76209, 94354, 104286, 141531, 152418, 283062, 330239, 660478, 990717, 1981434]

約数ペア:

[(1, 1981434), (2, 990717), (3, 660478), (6, 330239), (7, 283062), (13, 152418), (14, 141531), (19, 104286), (21, 94354), (26, 76209), (38, 52143), (39, 50806), (42, 47177), (57, 34762), (78, 25403), (91, 21774), (114, 17381), (133, 14898), (182, 10887), (191, 10374), (247, 8022), (266, 7449), (273, 7258), (382, 5187), (399, 4966), (494, 4011), (546, 3629), (573, 3458), (741, 2674), (798, 2483), (1146, 1729), (1337, 1482)]