1388739104

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{3499}}^1$

素因数の和:3745

約数の個数: 48

約数和(自身を含む): 2787120000

約数和(自身を除く): 1398380896

約数列:

[1, 2, 4, 8, 16, 32, 79, 157, 158, 314, 316, 628, 632, 1256, 1264, 2512, 2528, 3499, 5024, 6998, 12403, 13996, 24806, 27992, 49612, 55984, 99224, 111968, 198448, 276421, 396896, 549343, 552842, 1098686, 1105684, 2197372, 2211368, 4394744, 4422736, 8789488, 8845472, 17578976, 43398097, 86796194, 173592388, 347184776, 694369552, 1388739104]

約数ペア:

[(1, 1388739104), (2, 694369552), (4, 347184776), (8, 173592388), (16, 86796194), (32, 43398097), (79, 17578976), (157, 8845472), (158, 8789488), (314, 4422736), (316, 4394744), (628, 2211368), (632, 2197372), (1256, 1105684), (1264, 1098686), (2512, 552842), (2528, 549343), (3499, 396896), (5024, 276421), (6998, 198448), (12403, 111968), (13996, 99224), (24806, 55984), (27992, 49612)]