8073975

素因数分解:

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

素因数の和:66

約数の個数: 72

約数和(自身を含む): 16821840

約数和(自身を除く): 8747865

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 169, 175, 195, 245, 273, 325, 455, 507, 525, 637, 735, 845, 975, 1183, 1225, 1365, 1911, 2197, 2275, 2535, 3185, 3549, 3675, 4225, 5915, 6591, 6825, 8281, 9555, 10985, 12675, 15379, 15925, 17745, 24843, 29575, 32955, 41405, 46137, 47775, 54925, 76895, 88725, 107653, 124215, 164775, 207025, 230685, 322959, 384475, 538265, 621075, 1153425, 1614795, 2691325, 8073975]

約数ペア:

[(1, 8073975), (3, 2691325), (5, 1614795), (7, 1153425), (13, 621075), (15, 538265), (21, 384475), (25, 322959), (35, 230685), (39, 207025), (49, 164775), (65, 124215), (75, 107653), (91, 88725), (105, 76895), (147, 54925), (169, 47775), (175, 46137), (195, 41405), (245, 32955), (273, 29575), (325, 24843), (455, 17745), (507, 15925), (525, 15379), (637, 12675), (735, 10985), (845, 9555), (975, 8281), (1183, 6825), (1225, 6591), (1365, 5915), (1911, 4225), (2197, 3675), (2275, 3549), (2535, 3185)]