161520678

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{4271}}^1$

素因数の和:4481

約数の個数: 48

約数和(自身を含む): 383864832

約数和(自身を除く): 222344154

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 191, 198, 382, 573, 1146, 1719, 2101, 3438, 4202, 4271, 6303, 8542, 12606, 12813, 18909, 25626, 37818, 38439, 46981, 76878, 93962, 140943, 281886, 422829, 815761, 845658, 1631522, 2447283, 4894566, 7341849, 8973371, 14683698, 17946742, 26920113, 53840226, 80760339, 161520678]

約数ペア:

[(1, 161520678), (2, 80760339), (3, 53840226), (6, 26920113), (9, 17946742), (11, 14683698), (18, 8973371), (22, 7341849), (33, 4894566), (66, 2447283), (99, 1631522), (191, 845658), (198, 815761), (382, 422829), (573, 281886), (1146, 140943), (1719, 93962), (2101, 76878), (3438, 46981), (4202, 38439), (4271, 37818), (6303, 25626), (8542, 18909), (12606, 12813)]