81448164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{323207}}^1$

素因数の和:323224

約数の個数: 36

約数和(自身を含む): 235295424

約数和(自身を除く): 153847260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 323207, 646414, 969621, 1292828, 1939242, 2262449, 2908863, 3878484, 4524898, 5817726, 6787347, 9049796, 11635452, 13574694, 20362041, 27149388, 40724082, 81448164]

約数ペア:

[(1, 81448164), (2, 40724082), (3, 27149388), (4, 20362041), (6, 13574694), (7, 11635452), (9, 9049796), (12, 6787347), (14, 5817726), (18, 4524898), (21, 3878484), (28, 2908863), (36, 2262449), (42, 1939242), (63, 1292828), (84, 969621), (126, 646414), (252, 323207)]