89321385

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 155418624

約数和(自身を除く): 66097239

約数列:

[1, 3, 5, 15, 31, 47, 61, 67, 93, 141, 155, 183, 201, 235, 305, 335, 465, 705, 915, 1005, 1457, 1891, 2077, 2867, 3149, 4087, 4371, 5673, 6231, 7285, 8601, 9447, 9455, 10385, 12261, 14335, 15745, 20435, 21855, 28365, 31155, 43005, 47235, 61305, 88877, 97619, 126697, 192089, 266631, 292857, 380091, 444385, 488095, 576267, 633485, 960445, 1333155, 1464285, 1900455, 2881335, 5954759, 17864277, 29773795, 89321385]

約数ペア:

[(1, 89321385), (3, 29773795), (5, 17864277), (15, 5954759), (31, 2881335), (47, 1900455), (61, 1464285), (67, 1333155), (93, 960445), (141, 633485), (155, 576267), (183, 488095), (201, 444385), (235, 380091), (305, 292857), (335, 266631), (465, 192089), (705, 126697), (915, 97619), (1005, 88877), (1457, 61305), (1891, 47235), (2077, 43005), (2867, 31155), (3149, 28365), (4087, 21855), (4371, 20435), (5673, 15745), (6231, 14335), (7285, 12261), (8601, 10385), (9447, 9455)]