13018425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 24915072

約数和(自身を除く): 11896647

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 137, 175, 181, 411, 525, 543, 685, 905, 959, 1267, 2055, 2715, 2877, 3425, 3801, 4525, 4795, 6335, 10275, 13575, 14385, 19005, 23975, 24797, 31675, 71925, 74391, 95025, 123985, 173579, 371955, 520737, 619925, 867895, 1859775, 2603685, 4339475, 13018425]

約数ペア:

[(1, 13018425), (3, 4339475), (5, 2603685), (7, 1859775), (15, 867895), (21, 619925), (25, 520737), (35, 371955), (75, 173579), (105, 123985), (137, 95025), (175, 74391), (181, 71925), (411, 31675), (525, 24797), (543, 23975), (685, 19005), (905, 14385), (959, 13575), (1267, 10275), (2055, 6335), (2715, 4795), (2877, 4525), (3425, 3801)]