1280491065

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3313}}^1$

素因数の和:3743

約数の個数: 64

約数和(自身を含む): 2608780800

約数和(自身を除く): 1328289735

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 409, 945, 1227, 2045, 2863, 3313, 3681, 6135, 8589, 9939, 11043, 14315, 16565, 18405, 23191, 25767, 29817, 42945, 49695, 55215, 69573, 77301, 89451, 115955, 128835, 149085, 208719, 347865, 386505, 447255, 626157, 1043595, 1355017, 3130785, 4065051, 6775085, 9485119, 12195153, 20325255, 28455357, 36585459, 47425595, 60975765, 85366071, 142276785, 182927295, 256098213, 426830355, 1280491065]

約数ペア:

[(1, 1280491065), (3, 426830355), (5, 256098213), (7, 182927295), (9, 142276785), (15, 85366071), (21, 60975765), (27, 47425595), (35, 36585459), (45, 28455357), (63, 20325255), (105, 12195153), (135, 9485119), (189, 6775085), (315, 4065051), (409, 3130785), (945, 1355017), (1227, 1043595), (2045, 626157), (2863, 447255), (3313, 386505), (3681, 347865), (6135, 208719), (8589, 149085), (9939, 128835), (11043, 115955), (14315, 89451), (16565, 77301), (18405, 69573), (23191, 55215), (25767, 49695), (29817, 42945)]