389908096

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{49937}}^1$

素因数の和:50012

約数の個数: 32

約数和(自身を含む): 789519780

約数和(自身を除く): 399611684

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 49937, 99874, 199748, 399496, 798992, 1597984, 3046157, 3195968, 6092314, 6391936, 12184628, 24369256, 48738512, 97477024, 194954048, 389908096]

約数ペア:

[(1, 389908096), (2, 194954048), (4, 97477024), (8, 48738512), (16, 24369256), (32, 12184628), (61, 6391936), (64, 6092314), (122, 3195968), (128, 3046157), (244, 1597984), (488, 798992), (976, 399496), (1952, 199748), (3904, 99874), (7808, 49937)]