1250872785

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{4021}}^1$

素因数の和:4286

約数の個数: 48

約数和(自身を含む): 2248716288

約数和(自身を除く): 997843503

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 223, 279, 465, 669, 1115, 1395, 2007, 3345, 4021, 6913, 10035, 12063, 20105, 20739, 34565, 36189, 60315, 62217, 103695, 124651, 180945, 311085, 373953, 623255, 896683, 1121859, 1869765, 2690049, 4483415, 5609295, 8070147, 13450245, 27797173, 40350735, 83391519, 138985865, 250174557, 416957595, 1250872785]

約数ペア:

[(1, 1250872785), (3, 416957595), (5, 250174557), (9, 138985865), (15, 83391519), (31, 40350735), (45, 27797173), (93, 13450245), (155, 8070147), (223, 5609295), (279, 4483415), (465, 2690049), (669, 1869765), (1115, 1121859), (1395, 896683), (2007, 623255), (3345, 373953), (4021, 311085), (6913, 180945), (10035, 124651), (12063, 103695), (20105, 62217), (20739, 60315), (34565, 36189)]