78198678

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{397}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 175833216

約数和(自身を除く): 97634538

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 353, 397, 558, 706, 794, 1059, 1191, 2118, 2382, 3177, 3573, 6354, 7146, 10943, 12307, 21886, 24614, 32829, 36921, 65658, 73842, 98487, 110763, 140141, 196974, 221526, 280282, 420423, 840846, 1261269, 2522538, 4344371, 8688742, 13033113, 26066226, 39099339, 78198678]

約数ペア:

[(1, 78198678), (2, 39099339), (3, 26066226), (6, 13033113), (9, 8688742), (18, 4344371), (31, 2522538), (62, 1261269), (93, 840846), (186, 420423), (279, 280282), (353, 221526), (397, 196974), (558, 140141), (706, 110763), (794, 98487), (1059, 73842), (1191, 65658), (2118, 36921), (2382, 32829), (3177, 24614), (3573, 21886), (6354, 12307), (7146, 10943)]