28352378878

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1\times {\mathrm{3373}}^1$

素因数の和:4012

約数の個数: 32

約数和(自身を含む): 43569136800

約数和(自身を除く): 15216757922

約数列:

[1, 2, 67, 134, 149, 298, 421, 842, 3373, 6746, 9983, 19966, 28207, 56414, 62729, 125458, 225991, 451982, 502577, 1005154, 1420033, 2840066, 4202843, 8405686, 33672659, 67345318, 95142211, 190284422, 211584917, 423169834, 14176189439, 28352378878]

約数ペア:

[(1, 28352378878), (2, 14176189439), (67, 423169834), (134, 211584917), (149, 190284422), (298, 95142211), (421, 67345318), (842, 33672659), (3373, 8405686), (6746, 4202843), (9983, 2840066), (19966, 1420033), (28207, 1005154), (56414, 502577), (62729, 451982), (125458, 225991)]