7928415

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 16243200

約数和(自身を除く): 8314785

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 135, 165, 171, 209, 281, 285, 297, 495, 513, 627, 843, 855, 1045, 1405, 1485, 1881, 2529, 2565, 3091, 3135, 4215, 5339, 5643, 7587, 9273, 9405, 12645, 15455, 16017, 26695, 27819, 28215, 37935, 46365, 48051, 58729, 80085, 83457, 139095, 144153, 176187, 240255, 293645, 417285, 528561, 720765, 880935, 1585683, 2642805, 7928415]

約数ペア:

[(1, 7928415), (3, 2642805), (5, 1585683), (9, 880935), (11, 720765), (15, 528561), (19, 417285), (27, 293645), (33, 240255), (45, 176187), (55, 144153), (57, 139095), (95, 83457), (99, 80085), (135, 58729), (165, 48051), (171, 46365), (209, 37935), (281, 28215), (285, 27819), (297, 26695), (495, 16017), (513, 15455), (627, 12645), (843, 9405), (855, 9273), (1045, 7587), (1405, 5643), (1485, 5339), (1881, 4215), (2529, 3135), (2565, 3091)]