678721836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{8719}}^1$

素因数の和:9238

約数の個数: 48

約数和(自身を含む): 1709120000

約数和(自身を除く): 1030398164

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 499, 998, 1497, 1996, 2994, 5988, 6487, 8719, 12974, 17438, 19461, 25948, 26157, 34876, 38922, 52314, 77844, 104628, 113347, 226694, 340041, 453388, 680082, 1360164, 4350781, 8701562, 13052343, 17403124, 26104686, 52209372, 56560153, 113120306, 169680459, 226240612, 339360918, 678721836]

約数ペア:

[(1, 678721836), (2, 339360918), (3, 226240612), (4, 169680459), (6, 113120306), (12, 56560153), (13, 52209372), (26, 26104686), (39, 17403124), (52, 13052343), (78, 8701562), (156, 4350781), (499, 1360164), (998, 680082), (1497, 453388), (1996, 340041), (2994, 226694), (5988, 113347), (6487, 104628), (8719, 77844), (12974, 52314), (17438, 38922), (19461, 34876), (25948, 26157)]