551475964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 1054872000

約数和(自身を除く): 503396036

約数列:

[1, 2, 4, 13, 26, 52, 137, 199, 274, 389, 398, 548, 778, 796, 1556, 1781, 2587, 3562, 5057, 5174, 7124, 10114, 10348, 20228, 27263, 53293, 54526, 77411, 106586, 109052, 154822, 213172, 309644, 354419, 692809, 708838, 1006343, 1385618, 1417676, 2012686, 2771236, 4025372, 10605307, 21210614, 42421228, 137868991, 275737982, 551475964]

約数ペア:

[(1, 551475964), (2, 275737982), (4, 137868991), (13, 42421228), (26, 21210614), (52, 10605307), (137, 4025372), (199, 2771236), (274, 2012686), (389, 1417676), (398, 1385618), (548, 1006343), (778, 708838), (796, 692809), (1556, 354419), (1781, 309644), (2587, 213172), (3562, 154822), (5057, 109052), (5174, 106586), (7124, 77411), (10114, 54526), (10348, 53293), (20228, 27263)]