7997724

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 24192000

約数和(自身を除く): 16194276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 84, 108, 126, 142, 149, 189, 213, 252, 284, 298, 378, 426, 447, 497, 596, 639, 756, 852, 894, 994, 1043, 1278, 1341, 1491, 1788, 1917, 1988, 2086, 2556, 2682, 2982, 3129, 3834, 4023, 4172, 4473, 5364, 5964, 6258, 7668, 8046, 8946, 9387, 10579, 12516, 13419, 16092, 17892, 18774, 21158, 26838, 28161, 31737, 37548, 42316, 53676, 56322, 63474, 74053, 95211, 112644, 126948, 148106, 190422, 222159, 285633, 296212, 380844, 444318, 571266, 666477, 888636, 1142532, 1332954, 1999431, 2665908, 3998862, 7997724]

約数ペア:

[(1, 7997724), (2, 3998862), (3, 2665908), (4, 1999431), (6, 1332954), (7, 1142532), (9, 888636), (12, 666477), (14, 571266), (18, 444318), (21, 380844), (27, 296212), (28, 285633), (36, 222159), (42, 190422), (54, 148106), (63, 126948), (71, 112644), (84, 95211), (108, 74053), (126, 63474), (142, 56322), (149, 53676), (189, 42316), (213, 37548), (252, 31737), (284, 28161), (298, 26838), (378, 21158), (426, 18774), (447, 17892), (497, 16092), (596, 13419), (639, 12516), (756, 10579), (852, 9387), (894, 8946), (994, 8046), (1043, 7668), (1278, 6258), (1341, 5964), (1491, 5364), (1788, 4473), (1917, 4172), (1988, 4023), (2086, 3834), (2556, 3129), (2682, 2982)]