291232188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{5507}}^1$

素因数の和:5643

約数の個数: 72

約数和(自身を含む): 799959888

約数和(自身を除く): 508727700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 113, 117, 156, 226, 234, 339, 452, 468, 678, 1017, 1356, 1469, 2034, 2938, 4068, 4407, 5507, 5876, 8814, 11014, 13221, 16521, 17628, 22028, 26442, 33042, 49563, 52884, 66084, 71591, 99126, 143182, 198252, 214773, 286364, 429546, 622291, 644319, 859092, 1244582, 1288638, 1866873, 2489164, 2577276, 3733746, 5600619, 7467492, 8089783, 11201238, 16179566, 22402476, 24269349, 32359132, 48538698, 72808047, 97077396, 145616094, 291232188]

約数ペア:

[(1, 291232188), (2, 145616094), (3, 97077396), (4, 72808047), (6, 48538698), (9, 32359132), (12, 24269349), (13, 22402476), (18, 16179566), (26, 11201238), (36, 8089783), (39, 7467492), (52, 5600619), (78, 3733746), (113, 2577276), (117, 2489164), (156, 1866873), (226, 1288638), (234, 1244582), (339, 859092), (452, 644319), (468, 622291), (678, 429546), (1017, 286364), (1356, 214773), (1469, 198252), (2034, 143182), (2938, 99126), (4068, 71591), (4407, 66084), (5507, 52884), (5876, 49563), (8814, 33042), (11014, 26442), (13221, 22028), (16521, 17628)]