1639342215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{306133}}^1$

素因数の和:306168

約数の個数: 48

約数和(自身を含む): 3438497088

約数和(自身を除く): 1799154873

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 306133, 918399, 1530665, 2142931, 2755197, 4591995, 5204261, 6428793, 10714655, 13775985, 15612783, 19286379, 26021305, 32143965, 36429827, 46838349, 78063915, 96431895, 109289481, 182149135, 234191745, 327868443, 546447405, 1639342215]

約数ペア:

[(1, 1639342215), (3, 546447405), (5, 327868443), (7, 234191745), (9, 182149135), (15, 109289481), (17, 96431895), (21, 78063915), (35, 46838349), (45, 36429827), (51, 32143965), (63, 26021305), (85, 19286379), (105, 15612783), (119, 13775985), (153, 10714655), (255, 6428793), (315, 5204261), (357, 4591995), (595, 2755197), (765, 2142931), (1071, 1530665), (1785, 918399), (5355, 306133)]