28884367078

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{2221}}^1$

素因数の和:2573

約数の個数: 64

約数和(自身を含む): 51425256960

約数和(自身を除く): 22540889882

約数列:

[1, 2, 7, 14, 41, 82, 139, 163, 278, 287, 326, 574, 973, 1141, 1946, 2221, 2282, 4442, 5699, 6683, 11398, 13366, 15547, 22657, 31094, 39893, 45314, 46781, 79786, 91061, 93562, 158599, 182122, 308719, 317198, 362023, 617438, 637427, 724046, 928937, 1274854, 1857874, 2161033, 2534161, 4322066, 5068322, 6502559, 12657479, 13005118, 14842943, 25314958, 29685886, 50321197, 88602353, 100642394, 103900601, 177204706, 207801202, 352248379, 704496758, 2063169077, 4126338154, 14442183539, 28884367078]

約数ペア:

[(1, 28884367078), (2, 14442183539), (7, 4126338154), (14, 2063169077), (41, 704496758), (82, 352248379), (139, 207801202), (163, 177204706), (278, 103900601), (287, 100642394), (326, 88602353), (574, 50321197), (973, 29685886), (1141, 25314958), (1946, 14842943), (2221, 13005118), (2282, 12657479), (4442, 6502559), (5699, 5068322), (6683, 4322066), (11398, 2534161), (13366, 2161033), (15547, 1857874), (22657, 1274854), (31094, 928937), (39893, 724046), (45314, 637427), (46781, 617438), (79786, 362023), (91061, 317198), (93562, 308719), (158599, 182122)]