201612985678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10789}}^1\times {\mathrm{31249}}^1$

素因数の和:42076

約数の個数: 32

約数和(自身を含む): 339885000000

約数和(自身を除く): 138272014322

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 10789, 21578, 31249, 62498, 140257, 248147, 280514, 406237, 496294, 718727, 812474, 1437454, 3225911, 6451822, 9343451, 18686902, 337145461, 674290922, 4382890993, 7754345603, 8765781986, 15508691206, 100806492839, 201612985678]

約数ペア:

[(1, 201612985678), (2, 100806492839), (13, 15508691206), (23, 8765781986), (26, 7754345603), (46, 4382890993), (299, 674290922), (598, 337145461), (10789, 18686902), (21578, 9343451), (31249, 6451822), (62498, 3225911), (140257, 1437454), (248147, 812474), (280514, 718727), (406237, 496294)]