991002190308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20611}}^1\times {\mathrm{308213}}^1$

素因数の和:328844

約数の個数: 48

約数和(自身を含む): 2490339531456

約数和(自身を除く): 1499337341148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 20611, 41222, 61833, 82444, 123666, 247332, 267943, 308213, 535886, 616426, 803829, 924639, 1071772, 1232852, 1607658, 1849278, 3215316, 3698556, 4006769, 8013538, 12020307, 16027076, 24040614, 48081228, 6352578143, 12705156286, 19057734429, 25410312572, 38115468858, 76230937716, 82583515859, 165167031718, 247750547577, 330334063436, 495501095154, 991002190308]

約数ペア:

[(1, 991002190308), (2, 495501095154), (3, 330334063436), (4, 247750547577), (6, 165167031718), (12, 82583515859), (13, 76230937716), (26, 38115468858), (39, 25410312572), (52, 19057734429), (78, 12705156286), (156, 6352578143), (20611, 48081228), (41222, 24040614), (61833, 16027076), (82444, 12020307), (123666, 8013538), (247332, 4006769), (267943, 3698556), (308213, 3215316), (535886, 1849278), (616426, 1607658), (803829, 1232852), (924639, 1071772)]