164515946

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 311869440

約数和(自身を除く): 147353494

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 71, 133, 142, 217, 266, 281, 434, 497, 562, 589, 994, 1178, 1349, 1967, 2201, 2698, 3934, 4123, 4402, 5339, 8246, 8711, 9443, 10678, 15407, 17422, 18886, 19951, 30814, 37373, 39902, 41819, 60977, 74746, 83638, 121954, 139657, 165509, 279314, 292733, 331018, 379069, 585466, 618481, 758138, 1158563, 1236962, 2317126, 2653483, 4329367, 5306966, 8658734, 11751139, 23502278, 82257973, 164515946]

約数ペア:

[(1, 164515946), (2, 82257973), (7, 23502278), (14, 11751139), (19, 8658734), (31, 5306966), (38, 4329367), (62, 2653483), (71, 2317126), (133, 1236962), (142, 1158563), (217, 758138), (266, 618481), (281, 585466), (434, 379069), (497, 331018), (562, 292733), (589, 279314), (994, 165509), (1178, 139657), (1349, 121954), (1967, 83638), (2201, 74746), (2698, 60977), (3934, 41819), (4123, 39902), (4402, 37373), (5339, 30814), (8246, 19951), (8711, 18886), (9443, 17422), (10678, 15407)]