72796581

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 131320800

約数和(自身を除く): 58524219

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 169, 171, 209, 229, 247, 429, 507, 627, 687, 741, 1287, 1521, 1859, 1881, 2061, 2223, 2519, 2717, 2977, 3211, 4351, 5577, 7557, 8151, 8931, 9633, 13053, 16731, 22671, 24453, 26793, 28899, 32747, 35321, 38701, 39159, 47861, 56563, 98241, 105963, 116103, 143583, 169689, 294723, 317889, 348309, 425711, 430749, 509067, 622193, 735319, 1277133, 1866579, 2205957, 3831399, 5599737, 6617871, 8088509, 24265527, 72796581]

約数ペア:

[(1, 72796581), (3, 24265527), (9, 8088509), (11, 6617871), (13, 5599737), (19, 3831399), (33, 2205957), (39, 1866579), (57, 1277133), (99, 735319), (117, 622193), (143, 509067), (169, 430749), (171, 425711), (209, 348309), (229, 317889), (247, 294723), (429, 169689), (507, 143583), (627, 116103), (687, 105963), (741, 98241), (1287, 56563), (1521, 47861), (1859, 39159), (1881, 38701), (2061, 35321), (2223, 32747), (2519, 28899), (2717, 26793), (2977, 24453), (3211, 22671), (4351, 16731), (5577, 13053), (7557, 9633), (8151, 8931)]