29870145

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 54812160

約数和(自身を除く): 24942015

約数列:

[1, 3, 5, 9, 15, 29, 45, 47, 87, 141, 145, 235, 261, 423, 435, 487, 705, 1305, 1363, 1461, 2115, 2435, 4089, 4383, 6815, 7305, 12267, 14123, 20445, 21915, 22889, 42369, 61335, 68667, 70615, 114445, 127107, 206001, 211845, 343335, 635535, 663781, 1030005, 1991343, 3318905, 5974029, 9956715, 29870145]

約数ペア:

[(1, 29870145), (3, 9956715), (5, 5974029), (9, 3318905), (15, 1991343), (29, 1030005), (45, 663781), (47, 635535), (87, 343335), (141, 211845), (145, 206001), (235, 127107), (261, 114445), (423, 70615), (435, 68667), (487, 61335), (705, 42369), (1305, 22889), (1363, 21915), (1461, 20445), (2115, 14123), (2435, 12267), (4089, 7305), (4383, 6815)]