28091648

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 63184128

約数和(自身を除く): 35092480

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 256, 299, 367, 368, 416, 598, 734, 736, 832, 1196, 1468, 1472, 1664, 2392, 2936, 2944, 3328, 4771, 4784, 5872, 5888, 8441, 9542, 9568, 11744, 16882, 19084, 19136, 23488, 33764, 38168, 38272, 46976, 67528, 76336, 76544, 93952, 109733, 135056, 152672, 219466, 270112, 305344, 438932, 540224, 610688, 877864, 1080448, 1221376, 1755728, 2160896, 3511456, 7022912, 14045824, 28091648]

約数ペア:

[(1, 28091648), (2, 14045824), (4, 7022912), (8, 3511456), (13, 2160896), (16, 1755728), (23, 1221376), (26, 1080448), (32, 877864), (46, 610688), (52, 540224), (64, 438932), (92, 305344), (104, 270112), (128, 219466), (184, 152672), (208, 135056), (256, 109733), (299, 93952), (367, 76544), (368, 76336), (416, 67528), (598, 46976), (734, 38272), (736, 38168), (832, 33764), (1196, 23488), (1468, 19136), (1472, 19084), (1664, 16882), (2392, 11744), (2936, 9568), (2944, 9542), (3328, 8441), (4771, 5888), (4784, 5872)]