289457432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{739}}^1\times {\mathrm{4451}}^1$

素因数の和:5207

約数の個数: 32

約数和(自身を含む): 593006400

約数和(自身を除く): 303548968

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 739, 1478, 2956, 4451, 5912, 8129, 8902, 16258, 17804, 32516, 35608, 48961, 65032, 97922, 195844, 391688, 3289289, 6578578, 13157156, 26314312, 36182179, 72364358, 144728716, 289457432]

約数ペア:

[(1, 289457432), (2, 144728716), (4, 72364358), (8, 36182179), (11, 26314312), (22, 13157156), (44, 6578578), (88, 3289289), (739, 391688), (1478, 195844), (2956, 97922), (4451, 65032), (5912, 48961), (8129, 35608), (8902, 32516), (16258, 17804)]