31497174

素因数分解:

$2^1\times 3^7\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 74784000

約数和(自身を除く): 43286826

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 379, 486, 513, 729, 758, 1026, 1137, 1458, 1539, 2187, 2274, 3078, 3411, 4374, 4617, 6822, 7201, 9234, 10233, 13851, 14402, 20466, 21603, 27702, 30699, 41553, 43206, 61398, 64809, 83106, 92097, 129618, 184194, 194427, 276291, 388854, 552582, 583281, 828873, 1166562, 1657746, 1749843, 3499686, 5249529, 10499058, 15748587, 31497174]

約数ペア:

[(1, 31497174), (2, 15748587), (3, 10499058), (6, 5249529), (9, 3499686), (18, 1749843), (19, 1657746), (27, 1166562), (38, 828873), (54, 583281), (57, 552582), (81, 388854), (114, 276291), (162, 194427), (171, 184194), (243, 129618), (342, 92097), (379, 83106), (486, 64809), (513, 61398), (729, 43206), (758, 41553), (1026, 30699), (1137, 27702), (1458, 21603), (1539, 20466), (2187, 14402), (2274, 13851), (3078, 10233), (3411, 9234), (4374, 7201), (4617, 6822)]