397386290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2283

約数の個数: 64

約数和(自身を含む): 851793408

約数和(自身を除く): 454407118

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 71, 74, 142, 185, 259, 355, 370, 497, 518, 710, 994, 1295, 2161, 2485, 2590, 2627, 4322, 4970, 5254, 10805, 13135, 15127, 18389, 21610, 26270, 30254, 36778, 75635, 79957, 91945, 151270, 153431, 159914, 183890, 306862, 399785, 559699, 767155, 799570, 1074017, 1119398, 1534310, 2148034, 2798495, 5370085, 5596990, 5676947, 10740170, 11353894, 28384735, 39738629, 56769470, 79477258, 198693145, 397386290]

約数ペア:

[(1, 397386290), (2, 198693145), (5, 79477258), (7, 56769470), (10, 39738629), (14, 28384735), (35, 11353894), (37, 10740170), (70, 5676947), (71, 5596990), (74, 5370085), (142, 2798495), (185, 2148034), (259, 1534310), (355, 1119398), (370, 1074017), (497, 799570), (518, 767155), (710, 559699), (994, 399785), (1295, 306862), (2161, 183890), (2485, 159914), (2590, 153431), (2627, 151270), (4322, 91945), (4970, 79957), (5254, 75635), (10805, 36778), (13135, 30254), (15127, 26270), (18389, 21610)]