507914992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{128521}}^1$

素因数の和:128561

約数の個数: 40

約数和(自身を含む): 1115570960

約数和(自身を除く): 607655968

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 128521, 257042, 514084, 1028168, 1670773, 2056336, 2441899, 3341546, 4883798, 6683092, 9767596, 13366184, 19535192, 26732368, 31744687, 39070384, 63489374, 126978748, 253957496, 507914992]

約数ペア:

[(1, 507914992), (2, 253957496), (4, 126978748), (8, 63489374), (13, 39070384), (16, 31744687), (19, 26732368), (26, 19535192), (38, 13366184), (52, 9767596), (76, 6683092), (104, 4883798), (152, 3341546), (208, 2441899), (247, 2056336), (304, 1670773), (494, 1028168), (988, 514084), (1976, 257042), (3952, 128521)]