208851129

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{983}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 324806592

約数和(自身を除く): 115955463

約数列:

[1, 3, 9, 27, 43, 61, 81, 129, 183, 387, 549, 983, 1161, 1647, 2623, 2949, 3483, 4941, 7869, 8847, 23607, 26541, 42269, 59963, 70821, 79623, 126807, 179889, 212463, 380421, 539667, 1141263, 1619001, 2578409, 3423789, 4857003, 7735227, 23205681, 69617043, 208851129]

約数ペア:

[(1, 208851129), (3, 69617043), (9, 23205681), (27, 7735227), (43, 4857003), (61, 3423789), (81, 2578409), (129, 1619001), (183, 1141263), (387, 539667), (549, 380421), (983, 212463), (1161, 179889), (1647, 126807), (2623, 79623), (2949, 70821), (3483, 59963), (4941, 42269), (7869, 26541), (8847, 23607)]