386945104

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{20443}}^1$

素因数の和:20484

約数の個数: 60

約数和(自身を含む): 927830496

約数和(自身を除く): 540885392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 4732, 9464, 18928, 20443, 40886, 81772, 143101, 163544, 265759, 286202, 327088, 531518, 572404, 1063036, 1144808, 1860313, 2126072, 2289616, 3454867, 3720626, 4252144, 6909734, 7441252, 13819468, 14882504, 24184069, 27638936, 29765008, 48368138, 55277872, 96736276, 193472552, 386945104]

約数ペア:

[(1, 386945104), (2, 193472552), (4, 96736276), (7, 55277872), (8, 48368138), (13, 29765008), (14, 27638936), (16, 24184069), (26, 14882504), (28, 13819468), (52, 7441252), (56, 6909734), (91, 4252144), (104, 3720626), (112, 3454867), (169, 2289616), (182, 2126072), (208, 1860313), (338, 1144808), (364, 1063036), (676, 572404), (728, 531518), (1183, 327088), (1352, 286202), (1456, 265759), (2366, 163544), (2704, 143101), (4732, 81772), (9464, 40886), (18928, 20443)]