8880222

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 20913984

約数和(自身を除く): 12033762

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 37, 39, 51, 74, 78, 102, 111, 181, 221, 222, 362, 442, 481, 543, 629, 663, 962, 1086, 1258, 1326, 1443, 1887, 2353, 2886, 3077, 3774, 4706, 6154, 6697, 7059, 8177, 9231, 13394, 14118, 16354, 18462, 20091, 24531, 40001, 40182, 49062, 80002, 87061, 113849, 120003, 174122, 227698, 240006, 261183, 341547, 522366, 683094, 1480037, 2960074, 4440111, 8880222]

約数ペア:

[(1, 8880222), (2, 4440111), (3, 2960074), (6, 1480037), (13, 683094), (17, 522366), (26, 341547), (34, 261183), (37, 240006), (39, 227698), (51, 174122), (74, 120003), (78, 113849), (102, 87061), (111, 80002), (181, 49062), (221, 40182), (222, 40001), (362, 24531), (442, 20091), (481, 18462), (543, 16354), (629, 14118), (663, 13394), (962, 9231), (1086, 8177), (1258, 7059), (1326, 6697), (1443, 6154), (1887, 4706), (2353, 3774), (2886, 3077)]