289616404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1277

約数の個数: 72

約数和(自身を含む): 645950144

約数和(自身を除く): 356333740

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 121, 146, 154, 242, 292, 308, 484, 511, 803, 847, 1022, 1171, 1606, 1694, 2044, 2342, 3212, 3388, 4684, 5621, 8197, 8833, 11242, 12881, 16394, 17666, 22484, 25762, 32788, 35332, 51524, 61831, 85483, 90167, 123662, 141691, 170966, 180334, 247324, 283382, 341932, 360668, 566764, 598381, 940313, 991837, 1196762, 1880626, 1983674, 2393524, 3761252, 3967348, 6582191, 10343443, 13164382, 20686886, 26328764, 41373772, 72404101, 144808202, 289616404]

約数ペア:

[(1, 289616404), (2, 144808202), (4, 72404101), (7, 41373772), (11, 26328764), (14, 20686886), (22, 13164382), (28, 10343443), (44, 6582191), (73, 3967348), (77, 3761252), (121, 2393524), (146, 1983674), (154, 1880626), (242, 1196762), (292, 991837), (308, 940313), (484, 598381), (511, 566764), (803, 360668), (847, 341932), (1022, 283382), (1171, 247324), (1606, 180334), (1694, 170966), (2044, 141691), (2342, 123662), (3212, 90167), (3388, 85483), (4684, 61831), (5621, 51524), (8197, 35332), (8833, 32788), (11242, 25762), (12881, 22484), (16394, 17666)]