168977018

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1223}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 296110080

約数和(自身を除く): 127133062

約数列:

[1, 2, 7, 14, 71, 139, 142, 278, 497, 973, 994, 1223, 1946, 2446, 8561, 9869, 17122, 19738, 69083, 86833, 138166, 169997, 173666, 339994, 607831, 1189979, 1215662, 2379958, 12069787, 24139574, 84488509, 168977018]

約数ペア:

[(1, 168977018), (2, 84488509), (7, 24139574), (14, 12069787), (71, 2379958), (139, 1215662), (142, 1189979), (278, 607831), (497, 339994), (973, 173666), (994, 169997), (1223, 138166), (1946, 86833), (2446, 69083), (8561, 19738), (9869, 17122)]