39839156

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 86375520

約数和(自身を除く): 46536364

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 49, 58, 86, 98, 116, 163, 172, 196, 203, 301, 326, 406, 602, 652, 812, 1141, 1204, 1247, 1421, 2107, 2282, 2494, 2842, 4214, 4564, 4727, 4988, 5684, 7009, 7987, 8428, 8729, 9454, 14018, 15974, 17458, 18908, 28036, 31948, 33089, 34916, 49063, 61103, 66178, 98126, 122206, 132356, 196252, 203261, 231623, 244412, 343441, 406522, 463246, 686882, 813044, 926492, 1373764, 1422827, 2845654, 5691308, 9959789, 19919578, 39839156]

約数ペア:

[(1, 39839156), (2, 19919578), (4, 9959789), (7, 5691308), (14, 2845654), (28, 1422827), (29, 1373764), (43, 926492), (49, 813044), (58, 686882), (86, 463246), (98, 406522), (116, 343441), (163, 244412), (172, 231623), (196, 203261), (203, 196252), (301, 132356), (326, 122206), (406, 98126), (602, 66178), (652, 61103), (812, 49063), (1141, 34916), (1204, 33089), (1247, 31948), (1421, 28036), (2107, 18908), (2282, 17458), (2494, 15974), (2842, 14018), (4214, 9454), (4564, 8729), (4727, 8428), (4988, 7987), (5684, 7009)]