220165638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2081}}^1$

素因数の和:2333

約数の個数: 64

約数和(自身を含む): 551646720

約数和(自身を除く): 331481082

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 229, 231, 458, 462, 687, 1374, 1603, 2081, 2519, 3206, 4162, 4809, 5038, 6243, 7557, 9618, 12486, 14567, 15114, 17633, 22891, 29134, 35266, 43701, 45782, 52899, 68673, 87402, 105798, 137346, 160237, 320474, 476549, 480711, 953098, 961422, 1429647, 2859294, 3335843, 5242039, 6671686, 10007529, 10484078, 15726117, 20015058, 31452234, 36694273, 73388546, 110082819, 220165638]

約数ペア:

[(1, 220165638), (2, 110082819), (3, 73388546), (6, 36694273), (7, 31452234), (11, 20015058), (14, 15726117), (21, 10484078), (22, 10007529), (33, 6671686), (42, 5242039), (66, 3335843), (77, 2859294), (154, 1429647), (229, 961422), (231, 953098), (458, 480711), (462, 476549), (687, 320474), (1374, 160237), (1603, 137346), (2081, 105798), (2519, 87402), (3206, 68673), (4162, 52899), (4809, 45782), (5038, 43701), (6243, 35266), (7557, 29134), (9618, 22891), (12486, 17633), (14567, 15114)]