664667775

素因数分解:

$3^4\times 5^2\times {\mathrm{383}}^1\times {\mathrm{857}}^1$

素因数の和:1262

約数の個数: 60

約数和(自身を含む): 1235849472

約数和(自身を除く): 571181697

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 383, 405, 675, 857, 1149, 1915, 2025, 2571, 3447, 4285, 5745, 7713, 9575, 10341, 12855, 17235, 21425, 23139, 28725, 31023, 38565, 51705, 64275, 69417, 86175, 115695, 155115, 192825, 258525, 328231, 347085, 578475, 775575, 984693, 1641155, 1735425, 2954079, 4923465, 8205775, 8862237, 14770395, 24617325, 26586711, 44311185, 73851975, 132933555, 221555925, 664667775]

約数ペア:

[(1, 664667775), (3, 221555925), (5, 132933555), (9, 73851975), (15, 44311185), (25, 26586711), (27, 24617325), (45, 14770395), (75, 8862237), (81, 8205775), (135, 4923465), (225, 2954079), (383, 1735425), (405, 1641155), (675, 984693), (857, 775575), (1149, 578475), (1915, 347085), (2025, 328231), (2571, 258525), (3447, 192825), (4285, 155115), (5745, 115695), (7713, 86175), (9575, 69417), (10341, 64275), (12855, 51705), (17235, 38565), (21425, 31023), (23139, 28725)]