289736474

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 489139560

約数和(自身を除く): 199403086

約数列:

[1, 2, 17, 23, 34, 46, 89, 178, 181, 362, 391, 529, 782, 1058, 1513, 2047, 3026, 3077, 4094, 4163, 6154, 8326, 8993, 16109, 17986, 32218, 34799, 47081, 69598, 70771, 94162, 95749, 141542, 191498, 273853, 370507, 547706, 741014, 800377, 1600754, 1627733, 3255466, 6298619, 8521661, 12597238, 17043322, 144868237, 289736474]

約数ペア:

[(1, 289736474), (2, 144868237), (17, 17043322), (23, 12597238), (34, 8521661), (46, 6298619), (89, 3255466), (178, 1627733), (181, 1600754), (362, 800377), (391, 741014), (529, 547706), (782, 370507), (1058, 273853), (1513, 191498), (2047, 141542), (3026, 95749), (3077, 94162), (4094, 70771), (4163, 69598), (6154, 47081), (8326, 34799), (8993, 32218), (16109, 17986)]