213704192

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:459

約数の個数: 80

約数和(自身を含む): 465980592

約数和(自身を除く): 252276400

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 128, 194, 208, 256, 331, 388, 416, 512, 662, 776, 832, 1261, 1324, 1552, 1664, 2522, 2648, 3104, 3328, 4303, 5044, 5296, 6208, 6656, 8606, 10088, 10592, 12416, 17212, 20176, 21184, 24832, 32107, 34424, 40352, 42368, 49664, 64214, 68848, 80704, 84736, 128428, 137696, 161408, 169472, 256856, 275392, 322816, 417391, 513712, 550784, 645632, 834782, 1027424, 1101568, 1669564, 2054848, 2203136, 3339128, 4109696, 6678256, 8219392, 13356512, 16438784, 26713024, 53426048, 106852096, 213704192]

約数ペア:

[(1, 213704192), (2, 106852096), (4, 53426048), (8, 26713024), (13, 16438784), (16, 13356512), (26, 8219392), (32, 6678256), (52, 4109696), (64, 3339128), (97, 2203136), (104, 2054848), (128, 1669564), (194, 1101568), (208, 1027424), (256, 834782), (331, 645632), (388, 550784), (416, 513712), (512, 417391), (662, 322816), (776, 275392), (832, 256856), (1261, 169472), (1324, 161408), (1552, 137696), (1664, 128428), (2522, 84736), (2648, 80704), (3104, 68848), (3328, 64214), (4303, 49664), (5044, 42368), (5296, 40352), (6208, 34424), (6656, 32107), (8606, 24832), (10088, 21184), (10592, 20176), (12416, 17212)]