17941686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 42854400

約数和(自身を除く): 24912714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 61, 94, 122, 141, 149, 183, 282, 298, 329, 366, 427, 447, 658, 854, 894, 987, 1043, 1281, 1974, 2086, 2562, 2867, 3129, 5734, 6258, 7003, 8601, 9089, 14006, 17202, 18178, 20069, 21009, 27267, 40138, 42018, 49021, 54534, 60207, 63623, 98042, 120414, 127246, 147063, 190869, 294126, 381738, 427183, 854366, 1281549, 2563098, 2990281, 5980562, 8970843, 17941686]

約数ペア:

[(1, 17941686), (2, 8970843), (3, 5980562), (6, 2990281), (7, 2563098), (14, 1281549), (21, 854366), (42, 427183), (47, 381738), (61, 294126), (94, 190869), (122, 147063), (141, 127246), (149, 120414), (183, 98042), (282, 63623), (298, 60207), (329, 54534), (366, 49021), (427, 42018), (447, 40138), (658, 27267), (854, 21009), (894, 20069), (987, 18178), (1043, 17202), (1281, 14006), (1974, 9089), (2086, 8601), (2562, 7003), (2867, 6258), (3129, 5734)]