8778952

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 20966400

約数和(自身を除く): 12187448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 389, 403, 434, 728, 778, 806, 868, 1556, 1612, 1736, 2723, 2821, 3112, 3224, 5057, 5446, 5642, 10114, 10892, 11284, 12059, 20228, 21784, 22568, 24118, 35399, 40456, 48236, 70798, 84413, 96472, 141596, 156767, 168826, 283192, 313534, 337652, 627068, 675304, 1097369, 1254136, 2194738, 4389476, 8778952]

約数ペア:

[(1, 8778952), (2, 4389476), (4, 2194738), (7, 1254136), (8, 1097369), (13, 675304), (14, 627068), (26, 337652), (28, 313534), (31, 283192), (52, 168826), (56, 156767), (62, 141596), (91, 96472), (104, 84413), (124, 70798), (182, 48236), (217, 40456), (248, 35399), (364, 24118), (389, 22568), (403, 21784), (434, 20228), (728, 12059), (778, 11284), (806, 10892), (868, 10114), (1556, 5642), (1612, 5446), (1736, 5057), (2723, 3224), (2821, 3112)]