890243394

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{12347}}^1$

素因数の和:12610

約数の個数: 32

約数和(自身を含む): 1819008576

約数和(自身を除く): 928765182

約数列:

[1, 2, 3, 6, 61, 122, 183, 197, 366, 394, 591, 1182, 12017, 12347, 24034, 24694, 36051, 37041, 72102, 74082, 753167, 1506334, 2259501, 2432359, 4519002, 4864718, 7297077, 14594154, 148373899, 296747798, 445121697, 890243394]

約数ペア:

[(1, 890243394), (2, 445121697), (3, 296747798), (6, 148373899), (61, 14594154), (122, 7297077), (183, 4864718), (197, 4519002), (366, 2432359), (394, 2259501), (591, 1506334), (1182, 753167), (12017, 74082), (12347, 72102), (24034, 37041), (24694, 36051)]