13638990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 34551360

約数和(自身を除く): 20912370

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 61, 87, 122, 145, 174, 183, 257, 290, 305, 366, 435, 514, 610, 771, 870, 915, 1285, 1542, 1769, 1830, 2570, 3538, 3855, 5307, 7453, 7710, 8845, 10614, 14906, 15677, 17690, 22359, 26535, 31354, 37265, 44718, 47031, 53070, 74530, 78385, 94062, 111795, 156770, 223590, 235155, 454633, 470310, 909266, 1363899, 2273165, 2727798, 4546330, 6819495, 13638990]

約数ペア:

[(1, 13638990), (2, 6819495), (3, 4546330), (5, 2727798), (6, 2273165), (10, 1363899), (15, 909266), (29, 470310), (30, 454633), (58, 235155), (61, 223590), (87, 156770), (122, 111795), (145, 94062), (174, 78385), (183, 74530), (257, 53070), (290, 47031), (305, 44718), (366, 37265), (435, 31354), (514, 26535), (610, 22359), (771, 17690), (870, 15677), (915, 14906), (1285, 10614), (1542, 8845), (1769, 7710), (1830, 7453), (2570, 5307), (3538, 3855)]