291511428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1868663}}^1$

素因数の和:1868683

約数の個数: 24

約数和(自身を含む): 732516288

約数和(自身を除く): 441004860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1868663, 3737326, 5605989, 7474652, 11211978, 22423956, 24292619, 48585238, 72877857, 97170476, 145755714, 291511428]

約数ペア:

[(1, 291511428), (2, 145755714), (3, 97170476), (4, 72877857), (6, 48585238), (12, 24292619), (13, 22423956), (26, 11211978), (39, 7474652), (52, 5605989), (78, 3737326), (156, 1868663)]