128501917713

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103409}}^1$

素因数の和:103503

約数の個数: 72

約数和(自身を含む): 216490903200

約数和(自身を除く): 87988985487

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 117, 129, 169, 171, 247, 387, 507, 559, 741, 817, 1521, 1677, 2223, 2451, 3211, 5031, 7267, 7353, 9633, 10621, 21801, 28899, 31863, 65403, 95589, 103409, 138073, 310227, 414219, 930681, 1242657, 1344317, 1964771, 4032951, 4446587, 5894313, 12098853, 13339761, 17476121, 17682939, 25542023, 40019283, 52428363, 57805631, 76626069, 84485153, 157285089, 173416893, 229878207, 253455459, 332046299, 520250679, 751473203, 760366377, 996138897, 1098306989, 2254419609, 2988416691, 3294920967, 6763258827, 9884762901, 14277990857, 42833972571, 128501917713]

約数ペア:

[(1, 128501917713), (3, 42833972571), (9, 14277990857), (13, 9884762901), (19, 6763258827), (39, 3294920967), (43, 2988416691), (57, 2254419609), (117, 1098306989), (129, 996138897), (169, 760366377), (171, 751473203), (247, 520250679), (387, 332046299), (507, 253455459), (559, 229878207), (741, 173416893), (817, 157285089), (1521, 84485153), (1677, 76626069), (2223, 57805631), (2451, 52428363), (3211, 40019283), (5031, 25542023), (7267, 17682939), (7353, 17476121), (9633, 13339761), (10621, 12098853), (21801, 5894313), (28899, 4446587), (31863, 4032951), (65403, 1964771), (95589, 1344317), (103409, 1242657), (138073, 930681), (310227, 414219)]