131198652

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{280339}}^1$

素因数の和:280362

約数の個数: 36

約数和(自身を含む): 357153160

約数和(自身を除く): 225954508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 280339, 560678, 841017, 1121356, 1682034, 2523051, 3364068, 3644407, 5046102, 7288814, 10092204, 10933221, 14577628, 21866442, 32799663, 43732884, 65599326, 131198652]

約数ペア:

[(1, 131198652), (2, 65599326), (3, 43732884), (4, 32799663), (6, 21866442), (9, 14577628), (12, 10933221), (13, 10092204), (18, 7288814), (26, 5046102), (36, 3644407), (39, 3364068), (52, 2523051), (78, 1682034), (117, 1121356), (156, 841017), (234, 560678), (468, 280339)]