31406536

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 70761600

約数和(自身を除く): 39355064

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 83, 116, 166, 203, 232, 233, 332, 406, 466, 581, 664, 812, 932, 1162, 1624, 1631, 1864, 2324, 2407, 3262, 4648, 4814, 6524, 6757, 9628, 13048, 13514, 16849, 19256, 19339, 27028, 33698, 38678, 47299, 54056, 67396, 77356, 94598, 134792, 135373, 154712, 189196, 270746, 378392, 541492, 560831, 1082984, 1121662, 2243324, 3925817, 4486648, 7851634, 15703268, 31406536]

約数ペア:

[(1, 31406536), (2, 15703268), (4, 7851634), (7, 4486648), (8, 3925817), (14, 2243324), (28, 1121662), (29, 1082984), (56, 560831), (58, 541492), (83, 378392), (116, 270746), (166, 189196), (203, 154712), (232, 135373), (233, 134792), (332, 94598), (406, 77356), (466, 67396), (581, 54056), (664, 47299), (812, 38678), (932, 33698), (1162, 27028), (1624, 19339), (1631, 19256), (1864, 16849), (2324, 13514), (2407, 13048), (3262, 9628), (4648, 6757), (4814, 6524)]