61600905

素因数分解:

$3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1709}}^1$

素因数の和:1815

約数の個数: 40

約数和(自身を含む): 111731400

約数和(自身を除く): 50130495

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 267, 405, 445, 801, 1335, 1709, 2403, 4005, 5127, 7209, 8545, 12015, 15381, 25635, 36045, 46143, 76905, 138429, 152101, 230715, 456303, 692145, 760505, 1368909, 2281515, 4106727, 6844545, 12320181, 20533635, 61600905]

約数ペア:

[(1, 61600905), (3, 20533635), (5, 12320181), (9, 6844545), (15, 4106727), (27, 2281515), (45, 1368909), (81, 760505), (89, 692145), (135, 456303), (267, 230715), (405, 152101), (445, 138429), (801, 76905), (1335, 46143), (1709, 36045), (2403, 25635), (4005, 15381), (5127, 12015), (7209, 8545)]