291227148

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1669}}^1$

素因数の和:1847

約数の個数: 72

約数和(自身を含む): 762281520

約数和(自身を除く): 471054372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 131, 148, 222, 262, 333, 393, 444, 524, 666, 786, 1179, 1332, 1572, 1669, 2358, 3338, 4716, 4847, 5007, 6676, 9694, 10014, 14541, 15021, 19388, 20028, 29082, 30042, 43623, 58164, 60084, 61753, 87246, 123506, 174492, 185259, 218639, 247012, 370518, 437278, 555777, 655917, 741036, 874556, 1111554, 1311834, 1967751, 2223108, 2623668, 3935502, 7871004, 8089643, 16179286, 24268929, 32358572, 48537858, 72806787, 97075716, 145613574, 291227148]

約数ペア:

[(1, 291227148), (2, 145613574), (3, 97075716), (4, 72806787), (6, 48537858), (9, 32358572), (12, 24268929), (18, 16179286), (36, 8089643), (37, 7871004), (74, 3935502), (111, 2623668), (131, 2223108), (148, 1967751), (222, 1311834), (262, 1111554), (333, 874556), (393, 741036), (444, 655917), (524, 555777), (666, 437278), (786, 370518), (1179, 247012), (1332, 218639), (1572, 185259), (1669, 174492), (2358, 123506), (3338, 87246), (4716, 61753), (4847, 60084), (5007, 58164), (6676, 43623), (9694, 30042), (10014, 29082), (14541, 20028), (15021, 19388)]