12880686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:817

約数の個数: 64

約数和(自身を含む): 32772096

約数和(自身を除く): 19891410

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 761, 806, 1209, 1302, 1522, 2283, 2418, 2821, 4566, 5327, 5642, 8463, 9893, 10654, 15981, 16926, 19786, 23591, 29679, 31962, 47182, 59358, 69251, 70773, 138502, 141546, 165137, 207753, 306683, 330274, 415506, 495411, 613366, 920049, 990822, 1840098, 2146781, 4293562, 6440343, 12880686]

約数ペア:

[(1, 12880686), (2, 6440343), (3, 4293562), (6, 2146781), (7, 1840098), (13, 990822), (14, 920049), (21, 613366), (26, 495411), (31, 415506), (39, 330274), (42, 306683), (62, 207753), (78, 165137), (91, 141546), (93, 138502), (182, 70773), (186, 69251), (217, 59358), (273, 47182), (403, 31962), (434, 29679), (546, 23591), (651, 19786), (761, 16926), (806, 15981), (1209, 10654), (1302, 9893), (1522, 8463), (2283, 5642), (2418, 5327), (2821, 4566)]