221457795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{5003}}^1$

素因数の和:5251

約数の個数: 32

約数和(自身を含む): 383346432

約数和(自身を除く): 161888637

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 227, 681, 1135, 2951, 3405, 5003, 8853, 14755, 15009, 25015, 44265, 65039, 75045, 195117, 325195, 975585, 1135681, 3407043, 5678405, 14763853, 17035215, 44291559, 73819265, 221457795]

約数ペア:

[(1, 221457795), (3, 73819265), (5, 44291559), (13, 17035215), (15, 14763853), (39, 5678405), (65, 3407043), (195, 1135681), (227, 975585), (681, 325195), (1135, 195117), (2951, 75045), (3405, 65039), (5003, 44265), (8853, 25015), (14755, 15009)]