287352856

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{13831}}^1$

素因数の和:13904

約数の個数: 48

約数和(自身を含む): 638623440

約数和(自身を除く): 351270584

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 371, 392, 424, 742, 1484, 2597, 2968, 5194, 10388, 13831, 20776, 27662, 55324, 96817, 110648, 193634, 387268, 677719, 733043, 774536, 1355438, 1466086, 2710876, 2932172, 5131301, 5421752, 5864344, 10262602, 20525204, 35919107, 41050408, 71838214, 143676428, 287352856]

約数ペア:

[(1, 287352856), (2, 143676428), (4, 71838214), (7, 41050408), (8, 35919107), (14, 20525204), (28, 10262602), (49, 5864344), (53, 5421752), (56, 5131301), (98, 2932172), (106, 2710876), (196, 1466086), (212, 1355438), (371, 774536), (392, 733043), (424, 677719), (742, 387268), (1484, 193634), (2597, 110648), (2968, 96817), (5194, 55324), (10388, 27662), (13831, 20776)]