31097997

素因数分解:

$3^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:638

約数の個数: 36

約数和(自身を含む): 52711776

約数和(自身を除く): 21613779

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 151, 441, 453, 467, 1057, 1359, 1401, 3171, 3269, 4203, 7399, 9513, 9807, 22197, 22883, 29421, 66591, 68649, 70517, 205947, 211551, 493619, 634653, 1480857, 3455333, 4442571, 10365999, 31097997]

約数ペア:

[(1, 31097997), (3, 10365999), (7, 4442571), (9, 3455333), (21, 1480857), (49, 634653), (63, 493619), (147, 211551), (151, 205947), (441, 70517), (453, 68649), (467, 66591), (1057, 29421), (1359, 22883), (1401, 22197), (3171, 9807), (3269, 9513), (4203, 7399)]