15697917571

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1\times {\mathrm{691}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 18509815296

約数和(自身を除く): 2811897725

約数列:

[1, 7, 61, 83, 427, 581, 641, 691, 4487, 4837, 5063, 35441, 39101, 42151, 53203, 57353, 273707, 295057, 372421, 401471, 442931, 3100517, 3245383, 3498533, 22717681, 24489731, 27018791, 36763273, 189131537, 257342911, 2242559653, 15697917571]

約数ペア:

[(1, 15697917571), (7, 2242559653), (61, 257342911), (83, 189131537), (427, 36763273), (581, 27018791), (641, 24489731), (691, 22717681), (4487, 3498533), (4837, 3245383), (5063, 3100517), (35441, 442931), (39101, 401471), (42151, 372421), (53203, 295057), (57353, 273707)]