7977375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{1013}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 16451136

約数和(自身を除く): 8473761

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1013, 1125, 1575, 2625, 3039, 5065, 7091, 7875, 9117, 15195, 21273, 25325, 35455, 45585, 63819, 75975, 106365, 126625, 177275, 227925, 319095, 379875, 531825, 886375, 1139625, 1595475, 2659125, 7977375]

約数ペア:

[(1, 7977375), (3, 2659125), (5, 1595475), (7, 1139625), (9, 886375), (15, 531825), (21, 379875), (25, 319095), (35, 227925), (45, 177275), (63, 126625), (75, 106365), (105, 75975), (125, 63819), (175, 45585), (225, 35455), (315, 25325), (375, 21273), (525, 15195), (875, 9117), (1013, 7875), (1125, 7091), (1575, 5065), (2625, 3039)]