28916244

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1663}}^1$

素因数の和:1706

約数の個数: 96

約数和(自身を含む): 89456640

約数和(自身を除く): 60540396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 138, 161, 189, 207, 252, 276, 322, 378, 414, 483, 621, 644, 756, 828, 966, 1242, 1449, 1663, 1932, 2484, 2898, 3326, 4347, 4989, 5796, 6652, 8694, 9978, 11641, 14967, 17388, 19956, 23282, 29934, 34923, 38249, 44901, 46564, 59868, 69846, 76498, 89802, 104769, 114747, 139692, 152996, 179604, 209538, 229494, 267743, 314307, 344241, 419076, 458988, 535486, 628614, 688482, 803229, 1032723, 1070972, 1257228, 1376964, 1606458, 2065446, 2409687, 3212916, 4130892, 4819374, 7229061, 9638748, 14458122, 28916244]

約数ペア:

[(1, 28916244), (2, 14458122), (3, 9638748), (4, 7229061), (6, 4819374), (7, 4130892), (9, 3212916), (12, 2409687), (14, 2065446), (18, 1606458), (21, 1376964), (23, 1257228), (27, 1070972), (28, 1032723), (36, 803229), (42, 688482), (46, 628614), (54, 535486), (63, 458988), (69, 419076), (84, 344241), (92, 314307), (108, 267743), (126, 229494), (138, 209538), (161, 179604), (189, 152996), (207, 139692), (252, 114747), (276, 104769), (322, 89802), (378, 76498), (414, 69846), (483, 59868), (621, 46564), (644, 44901), (756, 38249), (828, 34923), (966, 29934), (1242, 23282), (1449, 19956), (1663, 17388), (1932, 14967), (2484, 11641), (2898, 9978), (3326, 8694), (4347, 6652), (4989, 5796)]