7217907201

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{2389}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 11013196480

約数和(自身を除く): 3795289279

約数列:

[1, 3, 9, 37, 43, 111, 129, 211, 333, 387, 633, 1591, 1899, 2389, 4773, 7167, 7807, 9073, 14319, 21501, 23421, 27219, 70263, 81657, 88393, 102727, 265179, 308181, 335701, 504079, 795537, 924543, 1007103, 1512237, 3021309, 3800899, 4536711, 11402697, 18650923, 21675397, 34208091, 55952769, 65026191, 167858307, 195078573, 801989689, 2405969067, 7217907201]

約数ペア:

[(1, 7217907201), (3, 2405969067), (9, 801989689), (37, 195078573), (43, 167858307), (111, 65026191), (129, 55952769), (211, 34208091), (333, 21675397), (387, 18650923), (633, 11402697), (1591, 4536711), (1899, 3800899), (2389, 3021309), (4773, 1512237), (7167, 1007103), (7807, 924543), (9073, 795537), (14319, 504079), (21501, 335701), (23421, 308181), (27219, 265179), (70263, 102727), (81657, 88393)]