409951444

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 858392640

約数和(自身を除く): 448441196

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 89, 98, 142, 178, 196, 284, 331, 356, 497, 623, 662, 994, 1246, 1324, 1988, 2317, 2492, 3479, 4361, 4634, 6319, 6958, 8722, 9268, 12638, 13916, 16219, 17444, 23501, 25276, 29459, 32438, 44233, 47002, 58918, 64876, 88466, 94004, 117836, 164507, 176932, 206213, 309631, 329014, 412426, 619262, 658028, 824852, 1151549, 1238524, 1443491, 2091589, 2303098, 2886982, 4183178, 4606196, 5773964, 8366356, 14641123, 29282246, 58564492, 102487861, 204975722, 409951444]

約数ペア:

[(1, 409951444), (2, 204975722), (4, 102487861), (7, 58564492), (14, 29282246), (28, 14641123), (49, 8366356), (71, 5773964), (89, 4606196), (98, 4183178), (142, 2886982), (178, 2303098), (196, 2091589), (284, 1443491), (331, 1238524), (356, 1151549), (497, 824852), (623, 658028), (662, 619262), (994, 412426), (1246, 329014), (1324, 309631), (1988, 206213), (2317, 176932), (2492, 164507), (3479, 117836), (4361, 94004), (4634, 88466), (6319, 64876), (6958, 58918), (8722, 47002), (9268, 44233), (12638, 32438), (13916, 29459), (16219, 25276), (17444, 23501)]