81883844

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1033}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 173712000

約数和(自身を除く): 91828156

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 149, 266, 298, 532, 596, 1033, 1043, 2066, 2086, 2831, 4132, 4172, 5662, 7231, 11324, 14462, 19627, 19817, 28924, 39254, 39634, 78508, 79268, 137389, 153917, 274778, 307834, 549556, 615668, 1077419, 2154838, 2924423, 4309676, 5848846, 11697692, 20470961, 40941922, 81883844]

約数ペア:

[(1, 81883844), (2, 40941922), (4, 20470961), (7, 11697692), (14, 5848846), (19, 4309676), (28, 2924423), (38, 2154838), (76, 1077419), (133, 615668), (149, 549556), (266, 307834), (298, 274778), (532, 153917), (596, 137389), (1033, 79268), (1043, 78508), (2066, 39634), (2086, 39254), (2831, 28924), (4132, 19817), (4172, 19627), (5662, 14462), (7231, 11324)]