1291227872

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:784

約数の個数: 96

約数和(自身を含む): 2880396288

約数和(自身を除く): 1589168416

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 241, 248, 341, 352, 482, 491, 496, 682, 964, 982, 992, 1364, 1928, 1964, 2651, 2728, 3856, 3928, 5302, 5401, 5456, 7471, 7712, 7856, 10604, 10802, 10912, 14942, 15221, 15712, 21208, 21604, 29884, 30442, 42416, 43208, 59768, 60884, 82181, 84832, 86416, 118331, 119536, 121768, 164362, 167431, 172832, 236662, 239072, 243536, 328724, 334862, 473324, 487072, 657448, 669724, 946648, 1301641, 1314896, 1339448, 1893296, 2603282, 2629792, 2678896, 3668261, 3786592, 5206564, 5357792, 7336522, 10413128, 14673044, 20826256, 29346088, 40350871, 41652512, 58692176, 80701742, 117384352, 161403484, 322806968, 645613936, 1291227872]

約数ペア:

[(1, 1291227872), (2, 645613936), (4, 322806968), (8, 161403484), (11, 117384352), (16, 80701742), (22, 58692176), (31, 41652512), (32, 40350871), (44, 29346088), (62, 20826256), (88, 14673044), (124, 10413128), (176, 7336522), (241, 5357792), (248, 5206564), (341, 3786592), (352, 3668261), (482, 2678896), (491, 2629792), (496, 2603282), (682, 1893296), (964, 1339448), (982, 1314896), (992, 1301641), (1364, 946648), (1928, 669724), (1964, 657448), (2651, 487072), (2728, 473324), (3856, 334862), (3928, 328724), (5302, 243536), (5401, 239072), (5456, 236662), (7471, 172832), (7712, 167431), (7856, 164362), (10604, 121768), (10802, 119536), (10912, 118331), (14942, 86416), (15221, 84832), (15712, 82181), (21208, 60884), (21604, 59768), (29884, 43208), (30442, 42416)]