397667025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1549}}^1$

素因数の和:1735

約数の個数: 72

約数和(自身を含む): 819540800

約数和(自身を除く): 421873775

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 163, 175, 225, 315, 489, 525, 815, 1141, 1467, 1549, 1575, 2445, 3423, 4075, 4647, 5705, 7335, 7745, 10269, 10843, 12225, 13941, 17115, 23235, 28525, 32529, 36675, 38725, 51345, 54215, 69705, 85575, 97587, 116175, 162645, 252487, 256725, 271075, 348525, 487935, 757461, 813225, 1262435, 1767409, 2272383, 2439675, 3787305, 5302227, 6312175, 8837045, 11361915, 15906681, 18936525, 26511135, 44185225, 56809575, 79533405, 132555675, 397667025]

約数ペア:

[(1, 397667025), (3, 132555675), (5, 79533405), (7, 56809575), (9, 44185225), (15, 26511135), (21, 18936525), (25, 15906681), (35, 11361915), (45, 8837045), (63, 6312175), (75, 5302227), (105, 3787305), (163, 2439675), (175, 2272383), (225, 1767409), (315, 1262435), (489, 813225), (525, 757461), (815, 487935), (1141, 348525), (1467, 271075), (1549, 256725), (1575, 252487), (2445, 162645), (3423, 116175), (4075, 97587), (4647, 85575), (5705, 69705), (7335, 54215), (7745, 51345), (10269, 38725), (10843, 36675), (12225, 32529), (13941, 28525), (17115, 23235)]