71697236

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{1583}}^1$

素因数の和:1680

約数の個数: 36

約数和(自身を含む): 137979072

約数和(自身を除く): 66281836

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 169, 268, 338, 676, 871, 1583, 1742, 3166, 3484, 6332, 11323, 20579, 22646, 41158, 45292, 82316, 106061, 212122, 267527, 424244, 535054, 1070108, 1378793, 2757586, 5515172, 17924309, 35848618, 71697236]

約数ペア:

[(1, 71697236), (2, 35848618), (4, 17924309), (13, 5515172), (26, 2757586), (52, 1378793), (67, 1070108), (134, 535054), (169, 424244), (268, 267527), (338, 212122), (676, 106061), (871, 82316), (1583, 45292), (1742, 41158), (3166, 22646), (3484, 20579), (6332, 11323)]