621782008

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{673}}^1\times {\mathrm{2179}}^1$

素因数の和:2911

約数の個数: 32

約数和(自身を含む): 1190149200

約数和(自身を除く): 568367192

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 673, 1346, 2179, 2692, 4358, 5384, 8716, 17432, 35669, 71338, 115487, 142676, 230974, 285352, 461948, 923896, 1466467, 2932934, 5865868, 11731736, 77722751, 155445502, 310891004, 621782008]

約数ペア:

[(1, 621782008), (2, 310891004), (4, 155445502), (8, 77722751), (53, 11731736), (106, 5865868), (212, 2932934), (424, 1466467), (673, 923896), (1346, 461948), (2179, 285352), (2692, 230974), (4358, 142676), (5384, 115487), (8716, 71338), (17432, 35669)]