397290712

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{1487}}^1$

素因数の和:1880

約数の個数: 64

約数和(自身を含む): 919941120

約数和(自身を除く): 522650408

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 367, 728, 734, 1468, 1487, 2569, 2936, 2974, 4771, 5138, 5948, 9542, 10276, 10409, 11896, 19084, 19331, 20552, 20818, 33397, 38168, 38662, 41636, 66794, 77324, 83272, 133588, 135317, 154648, 267176, 270634, 541268, 545729, 1082536, 1091458, 2182916, 3820103, 4365832, 7094477, 7640206, 14188954, 15280412, 28377908, 30560824, 49661339, 56755816, 99322678, 198645356, 397290712]

約数ペア:

[(1, 397290712), (2, 198645356), (4, 99322678), (7, 56755816), (8, 49661339), (13, 30560824), (14, 28377908), (26, 15280412), (28, 14188954), (52, 7640206), (56, 7094477), (91, 4365832), (104, 3820103), (182, 2182916), (364, 1091458), (367, 1082536), (728, 545729), (734, 541268), (1468, 270634), (1487, 267176), (2569, 154648), (2936, 135317), (2974, 133588), (4771, 83272), (5138, 77324), (5948, 66794), (9542, 41636), (10276, 38662), (10409, 38168), (11896, 33397), (19084, 20818), (19331, 20552)]