2808425985

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1993}}^1\times {\mathrm{2539}}^1$

素因数の和:4577

約数の個数: 32

約数和(自身を含む): 4619061120

約数和(自身を除く): 1810635135

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 1993, 2539, 5979, 7617, 9965, 12695, 29895, 38085, 73741, 93943, 221223, 281829, 368705, 469715, 1106115, 1409145, 5060227, 15180681, 25301135, 75903405, 187228399, 561685197, 936141995, 2808425985]

約数ペア:

[(1, 2808425985), (3, 936141995), (5, 561685197), (15, 187228399), (37, 75903405), (111, 25301135), (185, 15180681), (555, 5060227), (1993, 1409145), (2539, 1106115), (5979, 469715), (7617, 368705), (9965, 281829), (12695, 221223), (29895, 93943), (38085, 73741)]