211210688

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:506

約数の個数: 112

約数和(自身を含む): 491581440

約数和(自身を除く): 280370752

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 431, 494, 496, 589, 608, 806, 832, 862, 988, 992, 1178, 1216, 1612, 1724, 1976, 1984, 2356, 3224, 3448, 3952, 4712, 5603, 6448, 6896, 7657, 7904, 8189, 9424, 11206, 12896, 13361, 13792, 15314, 15808, 16378, 18848, 22412, 25792, 26722, 27584, 30628, 32756, 37696, 44824, 53444, 61256, 65512, 89648, 106457, 106888, 122512, 131024, 173693, 179296, 212914, 213776, 245024, 253859, 262048, 347386, 358592, 425828, 427552, 490048, 507718, 524096, 694772, 851656, 855104, 1015436, 1389544, 1703312, 2030872, 2779088, 3300167, 3406624, 4061744, 5558176, 6600334, 6813248, 8123488, 11116352, 13200668, 16246976, 26401336, 52802672, 105605344, 211210688]

約数ペア:

[(1, 211210688), (2, 105605344), (4, 52802672), (8, 26401336), (13, 16246976), (16, 13200668), (19, 11116352), (26, 8123488), (31, 6813248), (32, 6600334), (38, 5558176), (52, 4061744), (62, 3406624), (64, 3300167), (76, 2779088), (104, 2030872), (124, 1703312), (152, 1389544), (208, 1015436), (247, 855104), (248, 851656), (304, 694772), (403, 524096), (416, 507718), (431, 490048), (494, 427552), (496, 425828), (589, 358592), (608, 347386), (806, 262048), (832, 253859), (862, 245024), (988, 213776), (992, 212914), (1178, 179296), (1216, 173693), (1612, 131024), (1724, 122512), (1976, 106888), (1984, 106457), (2356, 89648), (3224, 65512), (3448, 61256), (3952, 53444), (4712, 44824), (5603, 37696), (6448, 32756), (6896, 30628), (7657, 27584), (7904, 26722), (8189, 25792), (9424, 22412), (11206, 18848), (12896, 16378), (13361, 15808), (13792, 15314)]