321513452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{821}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 643803552

約数和(自身を除く): 322290100

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 443, 821, 884, 886, 1642, 1772, 3284, 5759, 7531, 10673, 11518, 13957, 15062, 21346, 23036, 27914, 30124, 42692, 55828, 97903, 181441, 195806, 362882, 363703, 391612, 725764, 727406, 1454812, 4728139, 6182951, 9456278, 12365902, 18912556, 24731804, 80378363, 160756726, 321513452]

約数ペア:

[(1, 321513452), (2, 160756726), (4, 80378363), (13, 24731804), (17, 18912556), (26, 12365902), (34, 9456278), (52, 6182951), (68, 4728139), (221, 1454812), (442, 727406), (443, 725764), (821, 391612), (884, 363703), (886, 362882), (1642, 195806), (1772, 181441), (3284, 97903), (5759, 55828), (7531, 42692), (10673, 30124), (11518, 27914), (13957, 23036), (15062, 21346)]