1205022885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:614

約数の個数: 64

約数和(自身を含む): 2136685824

約数和(自身を除く): 931662939

約数列:

[1, 3, 5, 11, 15, 33, 55, 157, 165, 181, 257, 471, 543, 771, 785, 905, 1285, 1727, 1991, 2355, 2715, 2827, 3855, 5181, 5973, 8481, 8635, 9955, 14135, 25905, 28417, 29865, 40349, 42405, 46517, 85251, 121047, 139551, 142085, 201745, 232585, 312587, 426255, 443839, 511687, 605235, 697755, 937761, 1331517, 1535061, 1562935, 2219195, 2558435, 4688805, 6657585, 7303169, 7675305, 21909507, 36515845, 80334859, 109547535, 241004577, 401674295, 1205022885]

約数ペア:

[(1, 1205022885), (3, 401674295), (5, 241004577), (11, 109547535), (15, 80334859), (33, 36515845), (55, 21909507), (157, 7675305), (165, 7303169), (181, 6657585), (257, 4688805), (471, 2558435), (543, 2219195), (771, 1562935), (785, 1535061), (905, 1331517), (1285, 937761), (1727, 697755), (1991, 605235), (2355, 511687), (2715, 443839), (2827, 426255), (3855, 312587), (5181, 232585), (5973, 201745), (8481, 142085), (8635, 139551), (9955, 121047), (14135, 85251), (25905, 46517), (28417, 42405), (29865, 40349)]