138351785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 209018880

約数和(自身を除く): 70667095

約数列:

[1, 5, 11, 13, 23, 47, 55, 65, 115, 143, 179, 235, 253, 299, 517, 611, 715, 895, 1081, 1265, 1495, 1969, 2327, 2585, 3055, 3289, 4117, 5405, 6721, 8413, 9845, 11635, 11891, 14053, 16445, 20585, 25597, 33605, 42065, 45287, 53521, 59455, 70265, 92543, 109369, 127985, 154583, 193499, 226435, 267605, 462715, 546845, 588731, 772915, 967495, 1203059, 2128489, 2515487, 2943655, 6015295, 10642445, 12577435, 27670357, 138351785]

約数ペア:

[(1, 138351785), (5, 27670357), (11, 12577435), (13, 10642445), (23, 6015295), (47, 2943655), (55, 2515487), (65, 2128489), (115, 1203059), (143, 967495), (179, 772915), (235, 588731), (253, 546845), (299, 462715), (517, 267605), (611, 226435), (715, 193499), (895, 154583), (1081, 127985), (1265, 109369), (1495, 92543), (1969, 70265), (2327, 59455), (2585, 53521), (3055, 45287), (3289, 42065), (4117, 33605), (5405, 25597), (6721, 20585), (8413, 16445), (9845, 14053), (11635, 11891)]