51269505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 101990400

約数和(自身を除く): 50720895

約数列:

[1, 3, 5, 7, 15, 19, 21, 31, 35, 57, 93, 95, 105, 133, 155, 217, 285, 399, 465, 589, 651, 665, 829, 1085, 1767, 1995, 2487, 2945, 3255, 4123, 4145, 5803, 8835, 12369, 12435, 15751, 17409, 20615, 25699, 29015, 47253, 61845, 77097, 78755, 87045, 110257, 128495, 179893, 236265, 330771, 385485, 488281, 539679, 551285, 899465, 1464843, 1653855, 2441405, 2698395, 3417967, 7324215, 10253901, 17089835, 51269505]

約数ペア:

[(1, 51269505), (3, 17089835), (5, 10253901), (7, 7324215), (15, 3417967), (19, 2698395), (21, 2441405), (31, 1653855), (35, 1464843), (57, 899465), (93, 551285), (95, 539679), (105, 488281), (133, 385485), (155, 330771), (217, 236265), (285, 179893), (399, 128495), (465, 110257), (589, 87045), (651, 78755), (665, 77097), (829, 61845), (1085, 47253), (1767, 29015), (1995, 25699), (2487, 20615), (2945, 17409), (3255, 15751), (4123, 12435), (4145, 12369), (5803, 8835)]