71841471

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 106686720

約数和(自身を除く): 34845249

約数列:

[1, 3, 13, 39, 41, 123, 179, 251, 533, 537, 753, 1599, 2327, 3263, 6981, 7339, 9789, 10291, 22017, 30873, 44929, 95407, 133783, 134787, 286221, 401349, 584077, 1752231, 1842089, 5526267, 23947157, 71841471]

約数ペア:

[(1, 71841471), (3, 23947157), (13, 5526267), (39, 1842089), (41, 1752231), (123, 584077), (179, 401349), (251, 286221), (533, 134787), (537, 133783), (753, 95407), (1599, 44929), (2327, 30873), (3263, 22017), (6981, 10291), (7339, 9789)]