64898265

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{829}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 110436480

約数和(自身を除く): 45538215

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 307, 829, 921, 1535, 2487, 4145, 4605, 5219, 12435, 14093, 15657, 26095, 42279, 70465, 78285, 211395, 254503, 763509, 1272515, 3817545, 4326551, 12979653, 21632755, 64898265]

約数ペア:

[(1, 64898265), (3, 21632755), (5, 12979653), (15, 4326551), (17, 3817545), (51, 1272515), (85, 763509), (255, 254503), (307, 211395), (829, 78285), (921, 70465), (1535, 42279), (2487, 26095), (4145, 15657), (4605, 14093), (5219, 12435)]