268411215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{25673}}^1$

素因数の和:25739

約数の個数: 32

約数和(自身を含む): 465829056

約数和(自身を除く): 197417841

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3485, 10455, 25673, 77019, 128365, 385095, 436441, 1052593, 1309323, 2182205, 3157779, 5262965, 6546615, 15788895, 17894081, 53682243, 89470405, 268411215]

約数ペア:

[(1, 268411215), (3, 89470405), (5, 53682243), (15, 17894081), (17, 15788895), (41, 6546615), (51, 5262965), (85, 3157779), (123, 2182205), (205, 1309323), (255, 1052593), (615, 436441), (697, 385095), (2091, 128365), (3485, 77019), (10455, 25673)]