15691338691

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{6983}}^1$

素因数の和:7851

約数の個数: 32

約数和(自身を含む): 19840370688

約数和(自身を除く): 4149031997

約数列:

[1, 7, 17, 23, 119, 161, 391, 821, 2737, 5747, 6983, 13957, 18883, 48881, 97699, 118711, 132181, 160609, 321011, 830977, 1124263, 2247077, 2730353, 5733043, 19112471, 40131301, 97461731, 131859989, 682232117, 923019923, 2241619813, 15691338691]

約数ペア:

[(1, 15691338691), (7, 2241619813), (17, 923019923), (23, 682232117), (119, 131859989), (161, 97461731), (391, 40131301), (821, 19112471), (2737, 5733043), (5747, 2730353), (6983, 2247077), (13957, 1124263), (18883, 830977), (48881, 321011), (97699, 160609), (118711, 132181)]