161238012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21991}}^1$

素因数の和:22058

約数の個数: 48

約数和(自身を含む): 413801472

約数和(自身を除く): 252563460

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 3666, 7332, 21991, 43982, 65973, 87964, 131946, 263892, 285883, 571766, 857649, 1033577, 1143532, 1715298, 2067154, 3100731, 3430596, 4134308, 6201462, 12402924, 13436501, 26873002, 40309503, 53746004, 80619006, 161238012]

約数ペア:

[(1, 161238012), (2, 80619006), (3, 53746004), (4, 40309503), (6, 26873002), (12, 13436501), (13, 12402924), (26, 6201462), (39, 4134308), (47, 3430596), (52, 3100731), (78, 2067154), (94, 1715298), (141, 1143532), (156, 1033577), (188, 857649), (282, 571766), (564, 285883), (611, 263892), (1222, 131946), (1833, 87964), (2444, 65973), (3666, 43982), (7332, 21991)]