388538475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1787}}^1$

素因数の和:2036

約数の個数: 48

約数和(自身を含む): 695288832

約数和(自身を除く): 306750357

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 223, 325, 669, 975, 1115, 1787, 2899, 3345, 5361, 5575, 8697, 8935, 14495, 16725, 23231, 26805, 43485, 44675, 69693, 72475, 116155, 134025, 217425, 348465, 398501, 580775, 1195503, 1742325, 1992505, 5180513, 5977515, 9962525, 15541539, 25902565, 29887575, 77707695, 129512825, 388538475]

約数ペア:

[(1, 388538475), (3, 129512825), (5, 77707695), (13, 29887575), (15, 25902565), (25, 15541539), (39, 9962525), (65, 5977515), (75, 5180513), (195, 1992505), (223, 1742325), (325, 1195503), (669, 580775), (975, 398501), (1115, 348465), (1787, 217425), (2899, 134025), (3345, 116155), (5361, 72475), (5575, 69693), (8697, 44675), (8935, 43485), (14495, 26805), (16725, 23231)]