28711158

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{1993}}^1$

素因数の和:2026

約数の個数: 40

約数和(自身を含む): 67022328

約数和(自身を除く): 38311170

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 1993, 2058, 2401, 3986, 4802, 5979, 7203, 11958, 13951, 14406, 27902, 41853, 83706, 97657, 195314, 292971, 585942, 683599, 1367198, 2050797, 4101594, 4785193, 9570386, 14355579, 28711158]

約数ペア:

[(1, 28711158), (2, 14355579), (3, 9570386), (6, 4785193), (7, 4101594), (14, 2050797), (21, 1367198), (42, 683599), (49, 585942), (98, 292971), (147, 195314), (294, 97657), (343, 83706), (686, 41853), (1029, 27902), (1993, 14406), (2058, 13951), (2401, 11958), (3986, 7203), (4802, 5979)]