26940081

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 16605519

約数列:

[1, 3, 7, 19, 21, 57, 133, 251, 269, 399, 753, 807, 1757, 1883, 4769, 5111, 5271, 5649, 14307, 15333, 33383, 35777, 67519, 100149, 107331, 202557, 472633, 1282861, 1417899, 3848583, 8980027, 26940081]

約数ペア:

[(1, 26940081), (3, 8980027), (7, 3848583), (19, 1417899), (21, 1282861), (57, 472633), (133, 202557), (251, 107331), (269, 100149), (399, 67519), (753, 35777), (807, 33383), (1757, 15333), (1883, 14307), (4769, 5649), (5111, 5271)]