162554868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{997}}^1$

素因数の和:1661

約数の個数: 72

約数和(自身を含む): 470800512

約数和(自身を除く): 308245644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 647, 997, 1294, 1941, 1994, 2588, 2991, 3882, 3988, 4529, 5823, 5982, 6979, 7764, 8973, 9058, 11646, 11964, 13587, 13958, 17946, 18116, 20937, 23292, 27174, 27916, 35892, 40761, 41874, 54348, 62811, 81522, 83748, 125622, 163044, 251244, 645059, 1290118, 1935177, 2580236, 3870354, 4515413, 5805531, 7740708, 9030826, 11611062, 13546239, 18061652, 23222124, 27092478, 40638717, 54184956, 81277434, 162554868]

約数ペア:

[(1, 162554868), (2, 81277434), (3, 54184956), (4, 40638717), (6, 27092478), (7, 23222124), (9, 18061652), (12, 13546239), (14, 11611062), (18, 9030826), (21, 7740708), (28, 5805531), (36, 4515413), (42, 3870354), (63, 2580236), (84, 1935177), (126, 1290118), (252, 645059), (647, 251244), (997, 163044), (1294, 125622), (1941, 83748), (1994, 81522), (2588, 62811), (2991, 54348), (3882, 41874), (3988, 40761), (4529, 35892), (5823, 27916), (5982, 27174), (6979, 23292), (7764, 20937), (8973, 18116), (9058, 17946), (11646, 13958), (11964, 13587)]