213893654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 351031296

約数和(自身を除く): 137137642

約数列:

[1, 2, 13, 26, 127, 211, 254, 307, 422, 614, 1651, 2743, 3302, 3991, 5486, 7982, 26797, 38989, 53594, 64777, 77978, 129554, 348361, 506857, 696722, 842101, 1013714, 1684202, 8226679, 16453358, 106946827, 213893654]

約数ペア:

[(1, 213893654), (2, 106946827), (13, 16453358), (26, 8226679), (127, 1684202), (211, 1013714), (254, 842101), (307, 696722), (422, 506857), (614, 348361), (1651, 129554), (2743, 77978), (3302, 64777), (3991, 53594), (5486, 38989), (7982, 26797)]