31302531

素因数分解:

$3^8\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:404

約数の個数: 36

約数和(自身を含む): 50700832

約数和(自身を除く): 19398301

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 367, 729, 1053, 1101, 2187, 3159, 3303, 4771, 6561, 9477, 9909, 14313, 28431, 29727, 42939, 85293, 89181, 128817, 267543, 386451, 802629, 1159353, 2407887, 3478059, 10434177, 31302531]

約数ペア:

[(1, 31302531), (3, 10434177), (9, 3478059), (13, 2407887), (27, 1159353), (39, 802629), (81, 386451), (117, 267543), (243, 128817), (351, 89181), (367, 85293), (729, 42939), (1053, 29727), (1101, 28431), (2187, 14313), (3159, 9909), (3303, 9477), (4771, 6561)]