77990402

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{653}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 141264000

約数和(自身を除く): 63273598

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 449, 653, 898, 1306, 3143, 4571, 6286, 8531, 9142, 12407, 17062, 24814, 59717, 86849, 119434, 173698, 293197, 586394, 2052379, 4104758, 5570743, 11141486, 38995201, 77990402]

約数ペア:

[(1, 77990402), (2, 38995201), (7, 11141486), (14, 5570743), (19, 4104758), (38, 2052379), (133, 586394), (266, 293197), (449, 173698), (653, 119434), (898, 86849), (1306, 59717), (3143, 24814), (4571, 17062), (6286, 12407), (8531, 9142)]