156978253402

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{208189}}^1$

素因数の和:208606

約数の個数: 32

約数和(自身を含む): 253805261760

約数和(自身を除く): 96827008358

約数列:

[1, 2, 17, 34, 67, 134, 331, 662, 1139, 2278, 5627, 11254, 22177, 44354, 208189, 377009, 416378, 754018, 3539213, 7078426, 13948663, 27897326, 68910559, 137821118, 237127271, 474254542, 1171479503, 2342959006, 4617007453, 9234014906, 78489126701, 156978253402]

約数ペア:

[(1, 156978253402), (2, 78489126701), (17, 9234014906), (34, 4617007453), (67, 2342959006), (134, 1171479503), (331, 474254542), (662, 237127271), (1139, 137821118), (2278, 68910559), (5627, 27897326), (11254, 13948663), (22177, 7078426), (44354, 3539213), (208189, 754018), (377009, 416378)]