63620721

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 101698080

約数和(自身を除く): 38077359

約数列:

[1, 3, 9, 19, 27, 57, 67, 81, 171, 201, 513, 603, 617, 1273, 1539, 1809, 1851, 3819, 5427, 5553, 11457, 11723, 16659, 34371, 35169, 41339, 49977, 103113, 105507, 124017, 316521, 372051, 785441, 949563, 1116153, 2356323, 3348459, 7068969, 21206907, 63620721]

約数ペア:

[(1, 63620721), (3, 21206907), (9, 7068969), (19, 3348459), (27, 2356323), (57, 1116153), (67, 949563), (81, 785441), (171, 372051), (201, 316521), (513, 124017), (603, 105507), (617, 103113), (1273, 49977), (1539, 41339), (1809, 35169), (1851, 34371), (3819, 16659), (5427, 11723), (5553, 11457)]