163997928

素因数分解:

$2^3\times 3^2\times {\mathrm{491}}^1\times {\mathrm{4639}}^1$

素因数の和:5142

約数の個数: 48

約数和(自身を含む): 445161600

約数和(自身を除く): 281163672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 491, 982, 1473, 1964, 2946, 3928, 4419, 4639, 5892, 8838, 9278, 11784, 13917, 17676, 18556, 27834, 35352, 37112, 41751, 55668, 83502, 111336, 167004, 334008, 2277749, 4555498, 6833247, 9110996, 13666494, 18221992, 20499741, 27332988, 40999482, 54665976, 81998964, 163997928]

約数ペア:

[(1, 163997928), (2, 81998964), (3, 54665976), (4, 40999482), (6, 27332988), (8, 20499741), (9, 18221992), (12, 13666494), (18, 9110996), (24, 6833247), (36, 4555498), (72, 2277749), (491, 334008), (982, 167004), (1473, 111336), (1964, 83502), (2946, 55668), (3928, 41751), (4419, 37112), (4639, 35352), (5892, 27834), (8838, 18556), (9278, 17676), (11784, 13917)]