631378748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1151}}^1$

素因数の和:1323

約数の個数: 96

約数和(自身を含む): 1495646208

約数和(自身を除く): 864267460

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 137, 143, 154, 182, 274, 286, 308, 364, 548, 572, 959, 1001, 1151, 1507, 1781, 1918, 2002, 2302, 3014, 3562, 3836, 4004, 4604, 6028, 7124, 8057, 10549, 12467, 12661, 14963, 16114, 19591, 21098, 24934, 25322, 29926, 32228, 39182, 42196, 49868, 50644, 59852, 78364, 88627, 104741, 137137, 157687, 164593, 177254, 209482, 274274, 315374, 329186, 354508, 418964, 548548, 630748, 658372, 1103809, 1152151, 1734557, 2049931, 2207618, 2304302, 3469114, 4099862, 4415236, 4608604, 6938228, 8199724, 12141899, 14349517, 22549241, 24283798, 28699034, 45098482, 48567596, 57398068, 90196964, 157844687, 315689374, 631378748]

約数ペア:

[(1, 631378748), (2, 315689374), (4, 157844687), (7, 90196964), (11, 57398068), (13, 48567596), (14, 45098482), (22, 28699034), (26, 24283798), (28, 22549241), (44, 14349517), (52, 12141899), (77, 8199724), (91, 6938228), (137, 4608604), (143, 4415236), (154, 4099862), (182, 3469114), (274, 2304302), (286, 2207618), (308, 2049931), (364, 1734557), (548, 1152151), (572, 1103809), (959, 658372), (1001, 630748), (1151, 548548), (1507, 418964), (1781, 354508), (1918, 329186), (2002, 315374), (2302, 274274), (3014, 209482), (3562, 177254), (3836, 164593), (4004, 157687), (4604, 137137), (6028, 104741), (7124, 88627), (8057, 78364), (10549, 59852), (12467, 50644), (12661, 49868), (14963, 42196), (16114, 39182), (19591, 32228), (21098, 29926), (24934, 25322)]