381305535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1289}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 691770240

約数和(自身を除く): 310464705

約数列:

[1, 3, 5, 13, 15, 37, 39, 41, 65, 111, 123, 185, 195, 205, 481, 533, 555, 615, 1289, 1443, 1517, 1599, 2405, 2665, 3867, 4551, 6445, 7215, 7585, 7995, 16757, 19335, 19721, 22755, 47693, 50271, 52849, 59163, 83785, 98605, 143079, 158547, 238465, 251355, 264245, 295815, 620009, 687037, 715395, 792735, 1860027, 1955413, 2061111, 3100045, 3435185, 5866239, 9300135, 9777065, 10305555, 25420369, 29331195, 76261107, 127101845, 381305535]

約数ペア:

[(1, 381305535), (3, 127101845), (5, 76261107), (13, 29331195), (15, 25420369), (37, 10305555), (39, 9777065), (41, 9300135), (65, 5866239), (111, 3435185), (123, 3100045), (185, 2061111), (195, 1955413), (205, 1860027), (481, 792735), (533, 715395), (555, 687037), (615, 620009), (1289, 295815), (1443, 264245), (1517, 251355), (1599, 238465), (2405, 158547), (2665, 143079), (3867, 98605), (4551, 83785), (6445, 59163), (7215, 52849), (7585, 50271), (7995, 47693), (16757, 22755), (19335, 19721)]