1297872212

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{72767}}^1$

素因数の和:72805

約数の個数: 48

約数和(自身を含む): 2852505600

約数和(自身を除く): 1554633388

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 8918, 17836, 72767, 145534, 291068, 509369, 945971, 1018738, 1891942, 2037476, 3565583, 3783884, 6621797, 7131166, 13243594, 14262332, 24959081, 26487188, 46352579, 49918162, 92705158, 99836324, 185410316, 324468053, 648936106, 1297872212]

約数ペア:

[(1, 1297872212), (2, 648936106), (4, 324468053), (7, 185410316), (13, 99836324), (14, 92705158), (26, 49918162), (28, 46352579), (49, 26487188), (52, 24959081), (91, 14262332), (98, 13243594), (182, 7131166), (196, 6621797), (343, 3783884), (364, 3565583), (637, 2037476), (686, 1891942), (1274, 1018738), (1372, 945971), (2548, 509369), (4459, 291068), (8918, 145534), (17836, 72767)]