402971315

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 524978496

約数和(自身を除く): 122007181

約数列:

[1, 5, 17, 73, 85, 101, 365, 505, 643, 1241, 1717, 3215, 6205, 7373, 8585, 10931, 36865, 46939, 54655, 64943, 125341, 234695, 324715, 626705, 797963, 1104031, 3989815, 4740839, 5520155, 23704195, 80594263, 402971315]

約数ペア:

[(1, 402971315), (5, 80594263), (17, 23704195), (73, 5520155), (85, 4740839), (101, 3989815), (365, 1104031), (505, 797963), (643, 626705), (1241, 324715), (1717, 234695), (3215, 125341), (6205, 64943), (7373, 54655), (8585, 46939), (10931, 36865)]