31355256

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1396

約数の個数: 64

約数和(自身を含む): 83761920

約数和(自身を除く): 52406664

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 43, 46, 69, 86, 92, 129, 138, 172, 184, 258, 276, 344, 516, 552, 989, 1032, 1321, 1978, 2642, 2967, 3956, 3963, 5284, 5934, 7912, 7926, 10568, 11868, 15852, 23736, 30383, 31704, 56803, 60766, 91149, 113606, 121532, 170409, 182298, 227212, 243064, 340818, 364596, 454424, 681636, 729192, 1306469, 1363272, 2612938, 3919407, 5225876, 7838814, 10451752, 15677628, 31355256]

約数ペア:

[(1, 31355256), (2, 15677628), (3, 10451752), (4, 7838814), (6, 5225876), (8, 3919407), (12, 2612938), (23, 1363272), (24, 1306469), (43, 729192), (46, 681636), (69, 454424), (86, 364596), (92, 340818), (129, 243064), (138, 227212), (172, 182298), (184, 170409), (258, 121532), (276, 113606), (344, 91149), (516, 60766), (552, 56803), (989, 31704), (1032, 30383), (1321, 23736), (1978, 15852), (2642, 11868), (2967, 10568), (3956, 7926), (3963, 7912), (5284, 5934)]