201574401

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{907}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 324264960

約数和(自身を除く): 122690559

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 557, 907, 1671, 2721, 3899, 6349, 10583, 11697, 17233, 19047, 31749, 51699, 74081, 120631, 222243, 361893, 505199, 1515597, 3536393, 9598781, 10609179, 28796343, 67191467, 201574401]

約数ペア:

[(1, 201574401), (3, 67191467), (7, 28796343), (19, 10609179), (21, 9598781), (57, 3536393), (133, 1515597), (399, 505199), (557, 361893), (907, 222243), (1671, 120631), (2721, 74081), (3899, 51699), (6349, 31749), (10583, 19047), (11697, 17233)]