389702984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6211}}^1$

素因数の和:6282

約数の個数: 64

約数和(自身を含む): 858746880

約数和(自身を除く): 469043896

約数列:

[1, 2, 4, 8, 11, 22, 23, 31, 44, 46, 62, 88, 92, 124, 184, 248, 253, 341, 506, 682, 713, 1012, 1364, 1426, 2024, 2728, 2852, 5704, 6211, 7843, 12422, 15686, 24844, 31372, 49688, 62744, 68321, 136642, 142853, 192541, 273284, 285706, 385082, 546568, 571412, 770164, 1142824, 1540328, 1571383, 2117951, 3142766, 4235902, 4428443, 6285532, 8471804, 8856886, 12571064, 16943608, 17713772, 35427544, 48712873, 97425746, 194851492, 389702984]

約数ペア:

[(1, 389702984), (2, 194851492), (4, 97425746), (8, 48712873), (11, 35427544), (22, 17713772), (23, 16943608), (31, 12571064), (44, 8856886), (46, 8471804), (62, 6285532), (88, 4428443), (92, 4235902), (124, 3142766), (184, 2117951), (248, 1571383), (253, 1540328), (341, 1142824), (506, 770164), (682, 571412), (713, 546568), (1012, 385082), (1364, 285706), (1426, 273284), (2024, 192541), (2728, 142853), (2852, 136642), (5704, 68321), (6211, 62744), (7843, 49688), (12422, 31372), (15686, 24844)]