291244148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{443}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 563915520

約数和(自身を除く): 272671372

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 269, 443, 538, 611, 886, 1076, 1222, 1772, 2444, 3497, 5759, 6994, 11518, 12643, 13988, 20821, 23036, 25286, 41642, 50572, 83284, 119167, 164359, 238334, 270673, 328718, 476668, 541346, 657436, 1082692, 1549171, 3098342, 5600849, 6196684, 11201698, 22403396, 72811037, 145622074, 291244148]

約数ペア:

[(1, 291244148), (2, 145622074), (4, 72811037), (13, 22403396), (26, 11201698), (47, 6196684), (52, 5600849), (94, 3098342), (188, 1549171), (269, 1082692), (443, 657436), (538, 541346), (611, 476668), (886, 328718), (1076, 270673), (1222, 238334), (1772, 164359), (2444, 119167), (3497, 83284), (5759, 50572), (6994, 41642), (11518, 25286), (12643, 23036), (13988, 20821)]