16979676

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 46884096

約数和(自身を除く): 29904420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 67, 84, 98, 134, 147, 196, 201, 268, 294, 402, 431, 469, 588, 804, 862, 938, 1293, 1407, 1724, 1876, 2586, 2814, 3017, 3283, 5172, 5628, 6034, 6566, 9051, 9849, 12068, 13132, 18102, 19698, 21119, 28877, 36204, 39396, 42238, 57754, 63357, 84476, 86631, 115508, 126714, 173262, 202139, 253428, 346524, 404278, 606417, 808556, 1212834, 1414973, 2425668, 2829946, 4244919, 5659892, 8489838, 16979676]

約数ペア:

[(1, 16979676), (2, 8489838), (3, 5659892), (4, 4244919), (6, 2829946), (7, 2425668), (12, 1414973), (14, 1212834), (21, 808556), (28, 606417), (42, 404278), (49, 346524), (67, 253428), (84, 202139), (98, 173262), (134, 126714), (147, 115508), (196, 86631), (201, 84476), (268, 63357), (294, 57754), (402, 42238), (431, 39396), (469, 36204), (588, 28877), (804, 21119), (862, 19698), (938, 18102), (1293, 13132), (1407, 12068), (1724, 9849), (1876, 9051), (2586, 6566), (2814, 6034), (3017, 5628), (3283, 5172)]