81382356

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1361}}^1$

素因数の和:1533

約数の個数: 72

約数和(自身を含む): 226070208

約数和(自身を除く): 144687852

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 151, 198, 302, 396, 453, 604, 906, 1359, 1361, 1661, 1812, 2718, 2722, 3322, 4083, 4983, 5436, 5444, 6644, 8166, 9966, 12249, 14949, 14971, 16332, 19932, 24498, 29898, 29942, 44913, 48996, 59796, 59884, 89826, 134739, 179652, 205511, 269478, 411022, 538956, 616533, 822044, 1233066, 1849599, 2260621, 2466132, 3699198, 4521242, 6781863, 7398396, 9042484, 13563726, 20345589, 27127452, 40691178, 81382356]

約数ペア:

[(1, 81382356), (2, 40691178), (3, 27127452), (4, 20345589), (6, 13563726), (9, 9042484), (11, 7398396), (12, 6781863), (18, 4521242), (22, 3699198), (33, 2466132), (36, 2260621), (44, 1849599), (66, 1233066), (99, 822044), (132, 616533), (151, 538956), (198, 411022), (302, 269478), (396, 205511), (453, 179652), (604, 134739), (906, 89826), (1359, 59884), (1361, 59796), (1661, 48996), (1812, 44913), (2718, 29942), (2722, 29898), (3322, 24498), (4083, 19932), (4983, 16332), (5436, 14971), (5444, 14949), (6644, 12249), (8166, 9966)]