164437497

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 278353920

約数和(自身を除く): 113916423

約数列:

[1, 3, 7, 9, 21, 63, 67, 163, 201, 239, 469, 489, 603, 717, 1141, 1407, 1467, 1673, 2151, 3423, 4221, 5019, 10269, 10921, 15057, 16013, 32763, 38957, 48039, 76447, 98289, 112091, 116871, 144117, 229341, 272699, 336273, 350613, 688023, 818097, 1008819, 2454291, 2610119, 7830357, 18270833, 23491071, 54812499, 164437497]

約数ペア:

[(1, 164437497), (3, 54812499), (7, 23491071), (9, 18270833), (21, 7830357), (63, 2610119), (67, 2454291), (163, 1008819), (201, 818097), (239, 688023), (469, 350613), (489, 336273), (603, 272699), (717, 229341), (1141, 144117), (1407, 116871), (1467, 112091), (1673, 98289), (2151, 76447), (3423, 48039), (4221, 38957), (5019, 32763), (10269, 16013), (10921, 15057)]