31457344

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 56

約数和(自身を含む): 68442840

約数和(自身を除く): 36985496

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 997, 1088, 1856, 1972, 1994, 3944, 3988, 7888, 7976, 15776, 15952, 16949, 28913, 31552, 31904, 33898, 57826, 63808, 67796, 115652, 135592, 231304, 271184, 462608, 491521, 542368, 925216, 983042, 1084736, 1850432, 1966084, 3932168, 7864336, 15728672, 31457344]

約数ペア:

[(1, 31457344), (2, 15728672), (4, 7864336), (8, 3932168), (16, 1966084), (17, 1850432), (29, 1084736), (32, 983042), (34, 925216), (58, 542368), (64, 491521), (68, 462608), (116, 271184), (136, 231304), (232, 135592), (272, 115652), (464, 67796), (493, 63808), (544, 57826), (928, 33898), (986, 31904), (997, 31552), (1088, 28913), (1856, 16949), (1972, 15952), (1994, 15776), (3944, 7976), (3988, 7888)]