394843716

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{673}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 1025504480

約数和(自身を除く): 630660764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 379, 387, 516, 673, 758, 774, 1137, 1346, 1516, 1548, 2019, 2274, 2692, 3411, 4038, 4548, 6057, 6822, 8076, 12114, 13644, 16297, 24228, 28939, 32594, 48891, 57878, 65188, 86817, 97782, 115756, 146673, 173634, 195564, 255067, 260451, 293346, 347268, 510134, 520902, 586692, 765201, 1020268, 1041804, 1530402, 2295603, 3060804, 4591206, 9182412, 10967881, 21935762, 32903643, 43871524, 65807286, 98710929, 131614572, 197421858, 394843716]

約数ペア:

[(1, 394843716), (2, 197421858), (3, 131614572), (4, 98710929), (6, 65807286), (9, 43871524), (12, 32903643), (18, 21935762), (36, 10967881), (43, 9182412), (86, 4591206), (129, 3060804), (172, 2295603), (258, 1530402), (379, 1041804), (387, 1020268), (516, 765201), (673, 586692), (758, 520902), (774, 510134), (1137, 347268), (1346, 293346), (1516, 260451), (1548, 255067), (2019, 195564), (2274, 173634), (2692, 146673), (3411, 115756), (4038, 97782), (4548, 86817), (6057, 65188), (6822, 57878), (8076, 48891), (12114, 32594), (13644, 28939), (16297, 24228)]