81470556

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{39703}}^1$

素因数の和:39735

約数の個数: 48

約数和(自身を含む): 222342400

約数和(自身を除く): 140871844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 39703, 79406, 119109, 158812, 238218, 357327, 476436, 714654, 754357, 1071981, 1429308, 1508714, 2143962, 2263071, 3017428, 4287924, 4526142, 6789213, 9052284, 13578426, 20367639, 27156852, 40735278, 81470556]

約数ペア:

[(1, 81470556), (2, 40735278), (3, 27156852), (4, 20367639), (6, 13578426), (9, 9052284), (12, 6789213), (18, 4526142), (19, 4287924), (27, 3017428), (36, 2263071), (38, 2143962), (54, 1508714), (57, 1429308), (76, 1071981), (108, 754357), (114, 714654), (171, 476436), (228, 357327), (342, 238218), (513, 158812), (684, 119109), (1026, 79406), (2052, 39703)]