31391730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{613}}^1$

素因数の和:1195

約数の個数: 48

約数和(自身を含む): 81895320

約数和(自身を除く): 50503590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 569, 613, 1138, 1226, 1707, 1839, 2845, 3065, 3414, 3678, 5121, 5517, 5690, 6130, 8535, 9195, 10242, 11034, 17070, 18390, 25605, 27585, 51210, 55170, 348797, 697594, 1046391, 1743985, 2092782, 3139173, 3487970, 5231955, 6278346, 10463910, 15695865, 31391730]

約数ペア:

[(1, 31391730), (2, 15695865), (3, 10463910), (5, 6278346), (6, 5231955), (9, 3487970), (10, 3139173), (15, 2092782), (18, 1743985), (30, 1046391), (45, 697594), (90, 348797), (569, 55170), (613, 51210), (1138, 27585), (1226, 25605), (1707, 18390), (1839, 17070), (2845, 11034), (3065, 10242), (3414, 9195), (3678, 8535), (5121, 6130), (5517, 5690)]