42491449

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 61133184

約数和(自身を除く): 18641735

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 121, 143, 187, 221, 227, 847, 1001, 1309, 1547, 1573, 1589, 2057, 2431, 2497, 2951, 3859, 11011, 14399, 17017, 17479, 20657, 26741, 27013, 27467, 32461, 42449, 50167, 187187, 192269, 227227, 297143, 351169, 357071, 466939, 551837, 2499497, 3268573, 3862859, 6070207, 42491449]

約数ペア:

[(1, 42491449), (7, 6070207), (11, 3862859), (13, 3268573), (17, 2499497), (77, 551837), (91, 466939), (119, 357071), (121, 351169), (143, 297143), (187, 227227), (221, 192269), (227, 187187), (847, 50167), (1001, 42449), (1309, 32461), (1547, 27467), (1573, 27013), (1589, 26741), (2057, 20657), (2431, 17479), (2497, 17017), (2951, 14399), (3859, 11011)]