388659852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{8521}}^1$

素因数の和:8719

約数の個数: 72

約数和(自身を含む): 1129130912

約数和(自身を除く): 740471060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 181, 252, 362, 543, 724, 1086, 1267, 1629, 2172, 2534, 3258, 3801, 5068, 6516, 7602, 8521, 11403, 15204, 17042, 22806, 25563, 34084, 45612, 51126, 59647, 76689, 102252, 119294, 153378, 178941, 238588, 306756, 357882, 536823, 715764, 1073646, 1542301, 2147292, 3084602, 4626903, 6169204, 9253806, 10796107, 13880709, 18507612, 21592214, 27761418, 32388321, 43184428, 55522836, 64776642, 97164963, 129553284, 194329926, 388659852]

約数ペア:

[(1, 388659852), (2, 194329926), (3, 129553284), (4, 97164963), (6, 64776642), (7, 55522836), (9, 43184428), (12, 32388321), (14, 27761418), (18, 21592214), (21, 18507612), (28, 13880709), (36, 10796107), (42, 9253806), (63, 6169204), (84, 4626903), (126, 3084602), (181, 2147292), (252, 1542301), (362, 1073646), (543, 715764), (724, 536823), (1086, 357882), (1267, 306756), (1629, 238588), (2172, 178941), (2534, 153378), (3258, 119294), (3801, 102252), (5068, 76689), (6516, 59647), (7602, 51126), (8521, 45612), (11403, 34084), (15204, 25563), (17042, 22806)]