67705407

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:869

約数の個数: 72

約数和(自身を含む): 131566032

約数和(自身を除く): 63860625

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 49, 51, 63, 77, 99, 119, 147, 153, 187, 231, 357, 441, 539, 561, 693, 821, 833, 1071, 1309, 1617, 1683, 2463, 2499, 3927, 4851, 5747, 7389, 7497, 9031, 9163, 11781, 13957, 17241, 27093, 27489, 40229, 41871, 51723, 63217, 81279, 82467, 97699, 120687, 125613, 153527, 189651, 293097, 362061, 442519, 460581, 568953, 683893, 879291, 1074689, 1327557, 1381743, 2051679, 3224067, 3982671, 6155037, 7522823, 9672201, 22568469, 67705407]

約数ペア:

[(1, 67705407), (3, 22568469), (7, 9672201), (9, 7522823), (11, 6155037), (17, 3982671), (21, 3224067), (33, 2051679), (49, 1381743), (51, 1327557), (63, 1074689), (77, 879291), (99, 683893), (119, 568953), (147, 460581), (153, 442519), (187, 362061), (231, 293097), (357, 189651), (441, 153527), (539, 125613), (561, 120687), (693, 97699), (821, 82467), (833, 81279), (1071, 63217), (1309, 51723), (1617, 41871), (1683, 40229), (2463, 27489), (2499, 27093), (3927, 17241), (4851, 13957), (5747, 11781), (7389, 9163), (7497, 9031)]