262568497185

素因数分解:

$3^8\times 5^1\times {\mathrm{397}}^1\times {\mathrm{20161}}^1$

素因数の和:20587

約数の個数: 72

約数和(自身を含む): 473813209896

約数和(自身を除く): 211244712711

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 397, 405, 729, 1191, 1215, 1985, 2187, 3573, 3645, 5955, 6561, 10719, 10935, 17865, 20161, 32157, 32805, 53595, 60483, 96471, 100805, 160785, 181449, 289413, 302415, 482355, 544347, 868239, 907245, 1447065, 1633041, 2604717, 2721735, 4341195, 4899123, 8003917, 8165205, 13023585, 14697369, 24011751, 24495615, 40019585, 44092107, 72035253, 73486845, 120058755, 132276321, 216105759, 220460535, 360176265, 648317277, 661381605, 1080528795, 1944951831, 3241586385, 5834855493, 9724759155, 17504566479, 29174277465, 52513699437, 87522832395, 262568497185]

約数ペア:

[(1, 262568497185), (3, 87522832395), (5, 52513699437), (9, 29174277465), (15, 17504566479), (27, 9724759155), (45, 5834855493), (81, 3241586385), (135, 1944951831), (243, 1080528795), (397, 661381605), (405, 648317277), (729, 360176265), (1191, 220460535), (1215, 216105759), (1985, 132276321), (2187, 120058755), (3573, 73486845), (3645, 72035253), (5955, 44092107), (6561, 40019585), (10719, 24495615), (10935, 24011751), (17865, 14697369), (20161, 13023585), (32157, 8165205), (32805, 8003917), (53595, 4899123), (60483, 4341195), (96471, 2721735), (100805, 2604717), (160785, 1633041), (181449, 1447065), (289413, 907245), (302415, 868239), (482355, 544347)]