42647661

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 77414400

約数和(自身を除く): 34766739

約数列:

[1, 3, 7, 9, 21, 27, 29, 31, 63, 87, 93, 189, 203, 217, 251, 261, 279, 609, 651, 753, 783, 837, 899, 1757, 1827, 1953, 2259, 2697, 5271, 5481, 5859, 6293, 6777, 7279, 7781, 8091, 15813, 18879, 21837, 23343, 24273, 47439, 50953, 54467, 56637, 65511, 70029, 152859, 163401, 169911, 196533, 210087, 225649, 458577, 490203, 676947, 1375731, 1470609, 1579543, 2030841, 4738629, 6092523, 14215887, 42647661]

約数ペア:

[(1, 42647661), (3, 14215887), (7, 6092523), (9, 4738629), (21, 2030841), (27, 1579543), (29, 1470609), (31, 1375731), (63, 676947), (87, 490203), (93, 458577), (189, 225649), (203, 210087), (217, 196533), (251, 169911), (261, 163401), (279, 152859), (609, 70029), (651, 65511), (753, 56637), (783, 54467), (837, 50953), (899, 47439), (1757, 24273), (1827, 23343), (1953, 21837), (2259, 18879), (2697, 15813), (5271, 8091), (5481, 7781), (5859, 7279), (6293, 6777)]