72726615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 139428432

約数和(自身を除く): 66701817

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 73, 117, 131, 169, 195, 219, 365, 393, 507, 585, 655, 657, 845, 949, 1095, 1179, 1521, 1703, 1965, 2535, 2847, 3285, 4745, 5109, 5895, 7605, 8515, 8541, 9563, 12337, 14235, 15327, 22139, 25545, 28689, 37011, 42705, 47815, 61685, 66417, 76635, 86067, 110695, 111033, 124319, 143445, 185055, 199251, 332085, 372957, 430335, 555165, 621595, 996255, 1118871, 1616147, 1864785, 4848441, 5594355, 8080735, 14545323, 24242205, 72726615]

約数ペア:

[(1, 72726615), (3, 24242205), (5, 14545323), (9, 8080735), (13, 5594355), (15, 4848441), (39, 1864785), (45, 1616147), (65, 1118871), (73, 996255), (117, 621595), (131, 555165), (169, 430335), (195, 372957), (219, 332085), (365, 199251), (393, 185055), (507, 143445), (585, 124319), (655, 111033), (657, 110695), (845, 86067), (949, 76635), (1095, 66417), (1179, 61685), (1521, 47815), (1703, 42705), (1965, 37011), (2535, 28689), (2847, 25545), (3285, 22139), (4745, 15327), (5109, 14235), (5895, 12337), (7605, 9563), (8515, 8541)]