12920854095

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{17509}}^1$

素因数の和:17597

約数の個数: 72

約数和(自身を含む): 24168842880

約数和(自身を除く): 11247988785

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 529, 713, 1035, 1395, 1587, 2139, 2645, 3565, 4761, 6417, 7935, 10695, 16399, 17509, 23805, 32085, 49197, 52527, 81995, 87545, 147591, 157581, 245985, 262635, 402707, 542779, 737955, 787905, 1208121, 1628337, 2013535, 2713895, 3624363, 4885011, 6040605, 8141685, 9262261, 12483917, 18121815, 24425055, 27786783, 37451751, 46311305, 62419585, 83360349, 112355253, 138933915, 187258755, 287130091, 416801745, 561776265, 861390273, 1435650455, 2584170819, 4306951365, 12920854095]

約数ペア:

[(1, 12920854095), (3, 4306951365), (5, 2584170819), (9, 1435650455), (15, 861390273), (23, 561776265), (31, 416801745), (45, 287130091), (69, 187258755), (93, 138933915), (115, 112355253), (155, 83360349), (207, 62419585), (279, 46311305), (345, 37451751), (465, 27786783), (529, 24425055), (713, 18121815), (1035, 12483917), (1395, 9262261), (1587, 8141685), (2139, 6040605), (2645, 4885011), (3565, 3624363), (4761, 2713895), (6417, 2013535), (7935, 1628337), (10695, 1208121), (16399, 787905), (17509, 737955), (23805, 542779), (32085, 402707), (49197, 262635), (52527, 245985), (81995, 157581), (87545, 147591)]