388601395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 612864000

約数和(自身を除く): 224262605

約数列:

[1, 5, 7, 13, 19, 35, 65, 79, 91, 95, 133, 247, 395, 455, 553, 569, 665, 1027, 1235, 1501, 1729, 2765, 2845, 3983, 5135, 7189, 7397, 7505, 8645, 10507, 10811, 19513, 19915, 35945, 36985, 44951, 51779, 52535, 54055, 75677, 97565, 136591, 140543, 224755, 258895, 314657, 378385, 584363, 682955, 702715, 854069, 983801, 1573285, 2921815, 4090541, 4270345, 4919005, 5978483, 11102897, 20452705, 29892415, 55514485, 77720279, 388601395]

約数ペア:

[(1, 388601395), (5, 77720279), (7, 55514485), (13, 29892415), (19, 20452705), (35, 11102897), (65, 5978483), (79, 4919005), (91, 4270345), (95, 4090541), (133, 2921815), (247, 1573285), (395, 983801), (455, 854069), (553, 702715), (569, 682955), (665, 584363), (1027, 378385), (1235, 314657), (1501, 258895), (1729, 224755), (2765, 140543), (2845, 136591), (3983, 97565), (5135, 75677), (7189, 54055), (7397, 52535), (7505, 51779), (8645, 44951), (10507, 36985), (10811, 35945), (19513, 19915)]