398604415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 535818240

約数和(自身を除く): 137213825

約数列:

[1, 5, 11, 47, 55, 235, 271, 517, 569, 1355, 2585, 2845, 2981, 6259, 12737, 14905, 26743, 31295, 63685, 133715, 140107, 154199, 294173, 700535, 770995, 1470865, 1696189, 7247353, 8480945, 36236765, 79720883, 398604415]

約数ペア:

[(1, 398604415), (5, 79720883), (11, 36236765), (47, 8480945), (55, 7247353), (235, 1696189), (271, 1470865), (517, 770995), (569, 700535), (1355, 294173), (2585, 154199), (2845, 140107), (2981, 133715), (6259, 63685), (12737, 31295), (14905, 26743)]