13315988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 29729280

約数和(自身を除く): 16413292

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 31, 46, 58, 62, 92, 116, 124, 161, 203, 217, 322, 406, 434, 529, 644, 667, 713, 812, 868, 899, 1058, 1334, 1426, 1798, 2116, 2668, 2852, 3596, 3703, 4669, 4991, 6293, 7406, 9338, 9982, 12586, 14812, 15341, 16399, 18676, 19964, 20677, 25172, 30682, 32798, 41354, 61364, 65596, 82708, 107387, 114793, 144739, 214774, 229586, 289478, 429548, 459172, 475571, 578956, 951142, 1902284, 3328997, 6657994, 13315988]

約数ペア:

[(1, 13315988), (2, 6657994), (4, 3328997), (7, 1902284), (14, 951142), (23, 578956), (28, 475571), (29, 459172), (31, 429548), (46, 289478), (58, 229586), (62, 214774), (92, 144739), (116, 114793), (124, 107387), (161, 82708), (203, 65596), (217, 61364), (322, 41354), (406, 32798), (434, 30682), (529, 25172), (644, 20677), (667, 19964), (713, 18676), (812, 16399), (868, 15341), (899, 14812), (1058, 12586), (1334, 9982), (1426, 9338), (1798, 7406), (2116, 6293), (2668, 4991), (2852, 4669), (3596, 3703)]