28767375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 64052352

約数和(自身を除く): 35284977

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 125, 175, 195, 225, 273, 281, 315, 325, 375, 455, 525, 585, 819, 843, 875, 975, 1125, 1365, 1405, 1575, 1625, 1967, 2275, 2529, 2625, 2925, 3653, 4095, 4215, 4875, 5901, 6825, 7025, 7875, 9835, 10959, 11375, 12645, 14625, 17703, 18265, 20475, 21075, 25571, 29505, 32877, 34125, 35125, 49175, 54795, 63225, 76713, 88515, 91325, 102375, 105375, 127855, 147525, 164385, 230139, 245875, 273975, 316125, 383565, 442575, 456625, 639275, 737625, 821925, 1150695, 1369875, 1917825, 2212875, 3196375, 4109625, 5753475, 9589125, 28767375]

約数ペア:

[(1, 28767375), (3, 9589125), (5, 5753475), (7, 4109625), (9, 3196375), (13, 2212875), (15, 1917825), (21, 1369875), (25, 1150695), (35, 821925), (39, 737625), (45, 639275), (63, 456625), (65, 442575), (75, 383565), (91, 316125), (105, 273975), (117, 245875), (125, 230139), (175, 164385), (195, 147525), (225, 127855), (273, 105375), (281, 102375), (315, 91325), (325, 88515), (375, 76713), (455, 63225), (525, 54795), (585, 49175), (819, 35125), (843, 34125), (875, 32877), (975, 29505), (1125, 25571), (1365, 21075), (1405, 20475), (1575, 18265), (1625, 17703), (1967, 14625), (2275, 12645), (2529, 11375), (2625, 10959), (2925, 9835), (3653, 7875), (4095, 7025), (4215, 6825), (4875, 5901)]