61712855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 81332160

約数和(自身を除く): 19619305

約数列:

[1, 5, 19, 37, 95, 97, 181, 185, 485, 703, 905, 1843, 3439, 3515, 3589, 6697, 9215, 17195, 17557, 17945, 33485, 68191, 87785, 127243, 333583, 340955, 636215, 649609, 1667915, 3248045, 12342571, 61712855]

約数ペア:

[(1, 61712855), (5, 12342571), (19, 3248045), (37, 1667915), (95, 649609), (97, 636215), (181, 340955), (185, 333583), (485, 127243), (703, 87785), (905, 68191), (1843, 33485), (3439, 17945), (3515, 17557), (3589, 17195), (6697, 9215)]