420826168

素因数分解:

$2^3\times 7^1\times {\mathrm{991}}^1\times {\mathrm{7583}}^1$

素因数の和:8587

約数の個数: 32

約数和(自身を含む): 902799360

約数和(自身を除く): 481973192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 991, 1982, 3964, 6937, 7583, 7928, 13874, 15166, 27748, 30332, 53081, 55496, 60664, 106162, 212324, 424648, 7514753, 15029506, 30059012, 52603271, 60118024, 105206542, 210413084, 420826168]

約数ペア:

[(1, 420826168), (2, 210413084), (4, 105206542), (7, 60118024), (8, 52603271), (14, 30059012), (28, 15029506), (56, 7514753), (991, 424648), (1982, 212324), (3964, 106162), (6937, 60664), (7583, 55496), (7928, 53081), (13874, 30332), (15166, 27748)]