168385878

素因数分解:

$2^1\times 3^7\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 382933440

約数和(自身を除く): 214547562

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 137, 162, 243, 274, 281, 411, 486, 562, 729, 822, 843, 1233, 1458, 1686, 2187, 2466, 2529, 3699, 4374, 5058, 7398, 7587, 11097, 15174, 22194, 22761, 33291, 38497, 45522, 66582, 68283, 76994, 99873, 115491, 136566, 199746, 204849, 230982, 299619, 346473, 409698, 599238, 614547, 692946, 1039419, 1229094, 2078838, 3118257, 6236514, 9354771, 18709542, 28064313, 56128626, 84192939, 168385878]

約数ペア:

[(1, 168385878), (2, 84192939), (3, 56128626), (6, 28064313), (9, 18709542), (18, 9354771), (27, 6236514), (54, 3118257), (81, 2078838), (137, 1229094), (162, 1039419), (243, 692946), (274, 614547), (281, 599238), (411, 409698), (486, 346473), (562, 299619), (729, 230982), (822, 204849), (843, 199746), (1233, 136566), (1458, 115491), (1686, 99873), (2187, 76994), (2466, 68283), (2529, 66582), (3699, 45522), (4374, 38497), (5058, 33291), (7398, 22761), (7587, 22194), (11097, 15174)]