65138745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 126996480

約数和(自身を除く): 61857735

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 103, 105, 133, 285, 309, 317, 399, 515, 665, 721, 951, 1545, 1585, 1957, 1995, 2163, 2219, 3605, 4755, 5871, 6023, 6657, 9785, 10815, 11095, 13699, 18069, 29355, 30115, 32651, 33285, 41097, 42161, 68495, 90345, 97953, 126483, 163255, 205485, 210805, 228557, 489765, 620369, 632415, 685671, 1142785, 1861107, 3101845, 3428355, 4342583, 9305535, 13027749, 21712915, 65138745]

約数ペア:

[(1, 65138745), (3, 21712915), (5, 13027749), (7, 9305535), (15, 4342583), (19, 3428355), (21, 3101845), (35, 1861107), (57, 1142785), (95, 685671), (103, 632415), (105, 620369), (133, 489765), (285, 228557), (309, 210805), (317, 205485), (399, 163255), (515, 126483), (665, 97953), (721, 90345), (951, 68495), (1545, 42161), (1585, 41097), (1957, 33285), (1995, 32651), (2163, 30115), (2219, 29355), (3605, 18069), (4755, 13699), (5871, 11095), (6023, 10815), (6657, 9785)]