40378723

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 53982720

約数和(自身を除く): 13603997

約数列:

[1, 7, 11, 17, 77, 109, 119, 187, 283, 763, 1199, 1309, 1853, 1981, 3113, 4811, 8393, 12971, 20383, 21791, 30847, 33677, 52921, 142681, 215929, 339317, 370447, 524399, 2375219, 3670793, 5768389, 40378723]

約数ペア:

[(1, 40378723), (7, 5768389), (11, 3670793), (17, 2375219), (77, 524399), (109, 370447), (119, 339317), (187, 215929), (283, 142681), (763, 52921), (1199, 33677), (1309, 30847), (1853, 21791), (1981, 20383), (3113, 12971), (4811, 8393)]