247286845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7219}}^1$

素因数の和:7285

約数の個数: 32

約数和(自身を含む): 349332480

約数和(自身を除く): 102045635

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 1105, 2015, 2635, 6851, 7219, 34255, 36095, 93847, 122723, 223789, 469235, 613615, 1118945, 1595399, 2909257, 3804413, 7976995, 14546285, 19022065, 49457369, 247286845]

約数ペア:

[(1, 247286845), (5, 49457369), (13, 19022065), (17, 14546285), (31, 7976995), (65, 3804413), (85, 2909257), (155, 1595399), (221, 1118945), (403, 613615), (527, 469235), (1105, 223789), (2015, 122723), (2635, 93847), (6851, 36095), (7219, 34255)]