1900525809

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{1523}}^1$

素因数の和:2206

約数の個数: 48

約数和(自身を含む): 3181453632

約数和(自身を除く): 1280927823

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 653, 1523, 1911, 1959, 4569, 4571, 8489, 10661, 13713, 19799, 25467, 31983, 31997, 59397, 59423, 74627, 95991, 138593, 178269, 223881, 415779, 415961, 970151, 994519, 1247883, 2910453, 2983557, 6961633, 12928747, 20884899, 38786241, 48731431, 90501229, 146194293, 271503687, 633508603, 1900525809]

約数ペア:

[(1, 1900525809), (3, 633508603), (7, 271503687), (13, 146194293), (21, 90501229), (39, 48731431), (49, 38786241), (91, 20884899), (147, 12928747), (273, 6961633), (637, 2983557), (653, 2910453), (1523, 1247883), (1911, 994519), (1959, 970151), (4569, 415961), (4571, 415779), (8489, 223881), (10661, 178269), (13713, 138593), (19799, 95991), (25467, 74627), (31983, 59423), (31997, 59397)]