311901967

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 364421120

約数和(自身を除く): 52519153

約数列:

[1, 13, 19, 61, 127, 163, 247, 793, 1159, 1651, 2119, 2413, 3097, 7747, 9943, 15067, 20701, 31369, 40261, 100711, 129259, 147193, 188917, 269113, 393319, 1262761, 1913509, 2455921, 5113147, 16415893, 23992459, 311901967]

約数ペア:

[(1, 311901967), (13, 23992459), (19, 16415893), (61, 5113147), (127, 2455921), (163, 1913509), (247, 1262761), (793, 393319), (1159, 269113), (1651, 188917), (2119, 147193), (2413, 129259), (3097, 100711), (7747, 40261), (9943, 31369), (15067, 20701)]