81516732

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1871

約数の個数: 72

約数和(自身を含む): 215932416

約数和(自身を除く): 134415684

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 121, 124, 132, 186, 242, 341, 363, 372, 484, 682, 726, 1023, 1364, 1452, 1811, 2046, 3622, 3751, 4092, 5433, 7244, 7502, 10866, 11253, 15004, 19921, 21732, 22506, 39842, 45012, 56141, 59763, 79684, 112282, 119526, 168423, 219131, 224564, 239052, 336846, 438262, 617551, 657393, 673692, 876524, 1235102, 1314786, 1852653, 2470204, 2629572, 3705306, 6793061, 7410612, 13586122, 20379183, 27172244, 40758366, 81516732]

約数ペア:

[(1, 81516732), (2, 40758366), (3, 27172244), (4, 20379183), (6, 13586122), (11, 7410612), (12, 6793061), (22, 3705306), (31, 2629572), (33, 2470204), (44, 1852653), (62, 1314786), (66, 1235102), (93, 876524), (121, 673692), (124, 657393), (132, 617551), (186, 438262), (242, 336846), (341, 239052), (363, 224564), (372, 219131), (484, 168423), (682, 119526), (726, 112282), (1023, 79684), (1364, 59763), (1452, 56141), (1811, 45012), (2046, 39842), (3622, 22506), (3751, 21732), (4092, 19921), (5433, 15004), (7244, 11253), (7502, 10866)]