25099011

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^2\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 44108800

約数和(自身を除く): 19009789

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 79, 123, 189, 237, 287, 369, 553, 711, 861, 1107, 1659, 1681, 2133, 2583, 3239, 4977, 5043, 7749, 9717, 11767, 14931, 15129, 22673, 29151, 35301, 45387, 68019, 87453, 105903, 132799, 204057, 317709, 398397, 612171, 929593, 1195191, 2788779, 3585573, 8366337, 25099011]

約数ペア:

[(1, 25099011), (3, 8366337), (7, 3585573), (9, 2788779), (21, 1195191), (27, 929593), (41, 612171), (63, 398397), (79, 317709), (123, 204057), (189, 132799), (237, 105903), (287, 87453), (369, 68019), (553, 45387), (711, 35301), (861, 29151), (1107, 22673), (1659, 15129), (1681, 14931), (2133, 11767), (2583, 9717), (3239, 7749), (4977, 5043)]