400416

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 1086624

約数和(自身を除く): 686208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 97, 129, 172, 194, 258, 291, 344, 388, 516, 582, 688, 776, 1032, 1164, 1376, 1552, 2064, 2328, 3104, 4128, 4171, 4656, 8342, 9312, 12513, 16684, 25026, 33368, 50052, 66736, 100104, 133472, 200208, 400416]

約数ペア:

[(1, 400416), (2, 200208), (3, 133472), (4, 100104), (6, 66736), (8, 50052), (12, 33368), (16, 25026), (24, 16684), (32, 12513), (43, 9312), (48, 8342), (86, 4656), (96, 4171), (97, 4128), (129, 3104), (172, 2328), (194, 2064), (258, 1552), (291, 1376), (344, 1164), (388, 1032), (516, 776), (582, 688)]