131190228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{280321}}^1$

素因数の和:280344

約数の個数: 36

約数和(自身を含む): 357130228

約数和(自身を除く): 225940000

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 280321, 560642, 840963, 1121284, 1681926, 2522889, 3363852, 3644173, 5045778, 7288346, 10091556, 10932519, 14576692, 21865038, 32797557, 43730076, 65595114, 131190228]

約数ペア:

[(1, 131190228), (2, 65595114), (3, 43730076), (4, 32797557), (6, 21865038), (9, 14576692), (12, 10932519), (13, 10091556), (18, 7288346), (26, 5045778), (36, 3644173), (39, 3363852), (52, 2522889), (78, 1681926), (117, 1121284), (156, 840963), (234, 560642), (468, 280321)]