15513888905

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1\times {\mathrm{1291}}^1$

素因数の和:1817

約数の個数: 32

約数和(自身を含む): 19178944128

約数和(自身を除く): 3665055223

約数列:

[1, 5, 53, 137, 265, 331, 685, 1291, 1655, 6455, 7261, 17543, 36305, 45347, 68423, 87715, 176867, 226735, 342115, 427321, 884335, 2136605, 2403391, 9373951, 12016955, 22648013, 46869755, 58542977, 113240065, 292714885, 3102777781, 15513888905]

約数ペア:

[(1, 15513888905), (5, 3102777781), (53, 292714885), (137, 113240065), (265, 58542977), (331, 46869755), (685, 22648013), (1291, 12016955), (1655, 9373951), (6455, 2403391), (7261, 2136605), (17543, 884335), (36305, 427321), (45347, 342115), (68423, 226735), (87715, 176867)]