81245304

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161201}}^1$

素因数の和:161220

約数の個数: 48

約数和(自身を含む): 251475120

約数和(自身を除く): 170229816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161201, 322402, 483603, 644804, 967206, 1128407, 1289608, 1450809, 1934412, 2256814, 2901618, 3385221, 3868824, 4513628, 5803236, 6770442, 9027256, 10155663, 11606472, 13540884, 20311326, 27081768, 40622652, 81245304]

約数ペア:

[(1, 81245304), (2, 40622652), (3, 27081768), (4, 20311326), (6, 13540884), (7, 11606472), (8, 10155663), (9, 9027256), (12, 6770442), (14, 5803236), (18, 4513628), (21, 3868824), (24, 3385221), (28, 2901618), (36, 2256814), (42, 1934412), (56, 1450809), (63, 1289608), (72, 1128407), (84, 967206), (126, 644804), (168, 483603), (252, 322402), (504, 161201)]