127942983

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 234178560

約数和(自身を除く): 106235577

約数列:

[1, 3, 7, 9, 21, 27, 29, 31, 63, 81, 87, 93, 189, 203, 217, 251, 261, 279, 567, 609, 651, 753, 783, 837, 899, 1757, 1827, 1953, 2259, 2349, 2511, 2697, 5271, 5481, 5859, 6293, 6777, 7279, 7781, 8091, 15813, 16443, 17577, 18879, 20331, 21837, 23343, 24273, 47439, 50953, 54467, 56637, 65511, 70029, 72819, 142317, 152859, 163401, 169911, 196533, 210087, 225649, 458577, 490203, 509733, 589599, 630261, 676947, 1375731, 1470609, 1579543, 2030841, 4127193, 4411827, 4738629, 6092523, 14215887, 18277569, 42647661, 127942983]

約数ペア:

[(1, 127942983), (3, 42647661), (7, 18277569), (9, 14215887), (21, 6092523), (27, 4738629), (29, 4411827), (31, 4127193), (63, 2030841), (81, 1579543), (87, 1470609), (93, 1375731), (189, 676947), (203, 630261), (217, 589599), (251, 509733), (261, 490203), (279, 458577), (567, 225649), (609, 210087), (651, 196533), (753, 169911), (783, 163401), (837, 152859), (899, 142317), (1757, 72819), (1827, 70029), (1953, 65511), (2259, 56637), (2349, 54467), (2511, 50953), (2697, 47439), (5271, 24273), (5481, 23343), (5859, 21837), (6293, 20331), (6777, 18879), (7279, 17577), (7781, 16443), (8091, 15813)]