40740960987

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{2909}}^1\times {\mathrm{4021}}^1$

素因数の和:6985

約数の個数: 40

約数和(自身を含む): 62312202480

約数和(自身を除く): 21571241493

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 2909, 3483, 4021, 8727, 12063, 26181, 36189, 78543, 108567, 125087, 172903, 235629, 325701, 375261, 518709, 1125783, 1556127, 3377349, 4668381, 10132047, 11697089, 14005143, 35091267, 105273801, 315821403, 502974827, 947464209, 1508924481, 4526773443, 13580320329, 40740960987]

約数ペア:

[(1, 40740960987), (3, 13580320329), (9, 4526773443), (27, 1508924481), (43, 947464209), (81, 502974827), (129, 315821403), (387, 105273801), (1161, 35091267), (2909, 14005143), (3483, 11697089), (4021, 10132047), (8727, 4668381), (12063, 3377349), (26181, 1556127), (36189, 1125783), (78543, 518709), (108567, 375261), (125087, 325701), (172903, 235629)]