38728638

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1350

約数の個数: 64

約数和(自身を含む): 94913280

約数和(自身を除く): 56184642

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 702, 774, 1118, 1161, 1283, 1677, 2322, 2566, 3354, 3849, 5031, 7698, 10062, 11547, 15093, 16679, 23094, 30186, 33358, 34641, 50037, 55169, 69282, 100074, 110338, 150111, 165507, 300222, 331014, 450333, 496521, 717197, 900666, 993042, 1434394, 1489563, 2151591, 2979126, 4303182, 6454773, 12909546, 19364319, 38728638]

約数ペア:

[(1, 38728638), (2, 19364319), (3, 12909546), (6, 6454773), (9, 4303182), (13, 2979126), (18, 2151591), (26, 1489563), (27, 1434394), (39, 993042), (43, 900666), (54, 717197), (78, 496521), (86, 450333), (117, 331014), (129, 300222), (234, 165507), (258, 150111), (351, 110338), (387, 100074), (559, 69282), (702, 55169), (774, 50037), (1118, 34641), (1161, 33358), (1283, 30186), (1677, 23094), (2322, 16679), (2566, 15093), (3354, 11547), (3849, 10062), (5031, 7698)]