31066216

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 63642240

約数和(自身を除く): 32576024

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 347, 361, 589, 694, 722, 1178, 1388, 1444, 2356, 2776, 2888, 4712, 6593, 10757, 11191, 13186, 21514, 22382, 26372, 43028, 44764, 52744, 86056, 89528, 125267, 204383, 250534, 408766, 501068, 817532, 1002136, 1635064, 3883277, 7766554, 15533108, 31066216]

約数ペア:

[(1, 31066216), (2, 15533108), (4, 7766554), (8, 3883277), (19, 1635064), (31, 1002136), (38, 817532), (62, 501068), (76, 408766), (124, 250534), (152, 204383), (248, 125267), (347, 89528), (361, 86056), (589, 52744), (694, 44764), (722, 43028), (1178, 26372), (1388, 22382), (1444, 21514), (2356, 13186), (2776, 11191), (2888, 10757), (4712, 6593)]