74404491

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 120384000

約数和(自身を除く): 45979509

約数列:

[1, 3, 7, 21, 43, 49, 79, 129, 147, 149, 237, 301, 447, 553, 903, 1043, 1659, 2107, 3129, 3397, 3871, 6321, 6407, 7301, 10191, 11613, 11771, 19221, 21903, 23779, 35313, 44849, 71337, 82397, 134547, 166453, 247191, 313943, 499359, 506153, 576779, 941829, 1518459, 1730337, 3543071, 10629213, 24801497, 74404491]

約数ペア:

[(1, 74404491), (3, 24801497), (7, 10629213), (21, 3543071), (43, 1730337), (49, 1518459), (79, 941829), (129, 576779), (147, 506153), (149, 499359), (237, 313943), (301, 247191), (447, 166453), (553, 134547), (903, 82397), (1043, 71337), (1659, 44849), (2107, 35313), (3129, 23779), (3397, 21903), (3871, 19221), (6321, 11771), (6407, 11613), (7301, 10191)]