72844407

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 111283200

約数和(自身を除く): 38438793

約数列:

[1, 3, 9, 27, 47, 137, 141, 411, 419, 423, 1233, 1257, 1269, 3699, 3771, 6439, 11313, 19317, 19693, 57403, 57951, 59079, 172209, 173853, 177237, 516627, 531711, 1549881, 2697941, 8093823, 24281469, 72844407]

約数ペア:

[(1, 72844407), (3, 24281469), (9, 8093823), (27, 2697941), (47, 1549881), (137, 531711), (141, 516627), (411, 177237), (419, 173853), (423, 172209), (1233, 59079), (1257, 57951), (1269, 57403), (3699, 19693), (3771, 19317), (6439, 11313)]