148960028

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 304518144

約数和(自身を除く): 155558116

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 271, 293, 469, 542, 586, 938, 1084, 1172, 1876, 1897, 2051, 3794, 4102, 7588, 8204, 18157, 19631, 36314, 39262, 72628, 78524, 79403, 127099, 137417, 158806, 254198, 274834, 317612, 508396, 549668, 555821, 1111642, 2223284, 5320001, 10640002, 21280004, 37240007, 74480014, 148960028]

約数ペア:

[(1, 148960028), (2, 74480014), (4, 37240007), (7, 21280004), (14, 10640002), (28, 5320001), (67, 2223284), (134, 1111642), (268, 555821), (271, 549668), (293, 508396), (469, 317612), (542, 274834), (586, 254198), (938, 158806), (1084, 137417), (1172, 127099), (1876, 79403), (1897, 78524), (2051, 72628), (3794, 39262), (4102, 36314), (7588, 19631), (8204, 18157)]