18442125

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{97}}^1$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 36370152

約数和(自身を除く): 17928027

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 97, 117, 125, 169, 195, 225, 291, 325, 375, 485, 507, 585, 845, 873, 975, 1125, 1261, 1455, 1521, 1625, 2425, 2535, 2925, 3783, 4225, 4365, 4875, 6305, 7275, 7605, 11349, 12125, 12675, 14625, 16393, 18915, 21125, 21825, 31525, 36375, 38025, 49179, 56745, 63375, 81965, 94575, 109125, 147537, 157625, 190125, 245895, 283725, 409825, 472875, 737685, 1229475, 1418625, 2049125, 3688425, 6147375, 18442125]

約数ペア:

[(1, 18442125), (3, 6147375), (5, 3688425), (9, 2049125), (13, 1418625), (15, 1229475), (25, 737685), (39, 472875), (45, 409825), (65, 283725), (75, 245895), (97, 190125), (117, 157625), (125, 147537), (169, 109125), (195, 94575), (225, 81965), (291, 63375), (325, 56745), (375, 49179), (485, 38025), (507, 36375), (585, 31525), (845, 21825), (873, 21125), (975, 18915), (1125, 16393), (1261, 14625), (1455, 12675), (1521, 12125), (1625, 11349), (2425, 7605), (2535, 7275), (2925, 6305), (3783, 4875), (4225, 4365)]