489341937

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1\times {\mathrm{1187}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 760015872

約数和(自身を除く): 270673935

約数列:

[1, 3, 7, 21, 67, 201, 293, 469, 879, 1187, 1407, 2051, 3561, 6153, 8309, 19631, 24927, 58893, 79529, 137417, 238587, 347791, 412251, 556703, 1043373, 1670109, 2434537, 7303611, 23301997, 69905991, 163113979, 489341937]

約数ペア:

[(1, 489341937), (3, 163113979), (7, 69905991), (21, 23301997), (67, 7303611), (201, 2434537), (293, 1670109), (469, 1043373), (879, 556703), (1187, 412251), (1407, 347791), (2051, 238587), (3561, 137417), (6153, 79529), (8309, 58893), (19631, 24927)]