1389465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 3010176

約数和(自身を除く): 1620711

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 401, 495, 693, 1155, 1203, 2005, 2807, 3465, 3609, 4411, 6015, 8421, 13233, 14035, 18045, 22055, 25263, 30877, 39699, 42105, 66165, 92631, 126315, 154385, 198495, 277893, 463155, 1389465]

約数ペア:

[(1, 1389465), (3, 463155), (5, 277893), (7, 198495), (9, 154385), (11, 126315), (15, 92631), (21, 66165), (33, 42105), (35, 39699), (45, 30877), (55, 25263), (63, 22055), (77, 18045), (99, 14035), (105, 13233), (165, 8421), (231, 6015), (315, 4411), (385, 3609), (401, 3465), (495, 2807), (693, 2005), (1155, 1203)]