201121725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{54727}}^1$

素因数の和:54754

約数の個数: 36

約数和(自身を含む): 386817504

約数和(自身を除く): 185695779

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 54727, 164181, 273635, 383089, 820905, 1149267, 1368175, 1915445, 2681623, 4104525, 5746335, 8044869, 9577225, 13408115, 28731675, 40224345, 67040575, 201121725]

約数ペア:

[(1, 201121725), (3, 67040575), (5, 40224345), (7, 28731675), (15, 13408115), (21, 9577225), (25, 8044869), (35, 5746335), (49, 4104525), (75, 2681623), (105, 1915445), (147, 1368175), (175, 1149267), (245, 820905), (525, 383089), (735, 273635), (1225, 164181), (3675, 54727)]