2013971253

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 3298713600

約数和(自身を除く): 1284742347

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 181, 237, 353, 399, 543, 553, 1059, 1267, 1501, 1659, 2471, 3439, 3801, 4503, 6707, 7413, 10317, 10507, 14299, 20121, 24073, 27887, 31521, 42897, 46949, 63893, 72219, 83661, 100093, 140847, 191679, 195209, 271681, 300279, 447251, 529853, 585627, 815043, 1213967, 1341753, 1589559, 1901767, 3641901, 3708971, 5047547, 5705301, 8497769, 11126913, 15142641, 25493307, 35332829, 95903393, 105998487, 287710179, 671323751, 2013971253]

約数ペア:

[(1, 2013971253), (3, 671323751), (7, 287710179), (19, 105998487), (21, 95903393), (57, 35332829), (79, 25493307), (133, 15142641), (181, 11126913), (237, 8497769), (353, 5705301), (399, 5047547), (543, 3708971), (553, 3641901), (1059, 1901767), (1267, 1589559), (1501, 1341753), (1659, 1213967), (2471, 815043), (3439, 585627), (3801, 529853), (4503, 447251), (6707, 300279), (7413, 271681), (10317, 195209), (10507, 191679), (14299, 140847), (20121, 100093), (24073, 83661), (27887, 72219), (31521, 63893), (42897, 46949)]