40562865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2111}}^1$

素因数の和:2190

約数の個数: 48

約数和(自身を含む): 81709056

約数和(自身を除く): 41146191

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 915, 1281, 2111, 2135, 2745, 3843, 6333, 6405, 10555, 14777, 18999, 19215, 31665, 44331, 73885, 94995, 128771, 132993, 221655, 386313, 643855, 664965, 901397, 1158939, 1931565, 2704191, 4506985, 5794695, 8112573, 13520955, 40562865]

約数ペア:

[(1, 40562865), (3, 13520955), (5, 8112573), (7, 5794695), (9, 4506985), (15, 2704191), (21, 1931565), (35, 1158939), (45, 901397), (61, 664965), (63, 643855), (105, 386313), (183, 221655), (305, 132993), (315, 128771), (427, 94995), (549, 73885), (915, 44331), (1281, 31665), (2111, 19215), (2135, 18999), (2745, 14777), (3843, 10555), (6333, 6405)]