28635698

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^3\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 64

約数和(自身を含む): 57120000

約数和(自身を除く): 28484302

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 169, 182, 247, 266, 338, 343, 494, 637, 686, 931, 1183, 1274, 1729, 1862, 2197, 2366, 3211, 3458, 4394, 4459, 6422, 6517, 8281, 8918, 12103, 13034, 15379, 16562, 22477, 24206, 30758, 41743, 44954, 57967, 83486, 84721, 107653, 115934, 157339, 169442, 215306, 292201, 314678, 584402, 753571, 1101373, 1507142, 2045407, 2202746, 4090814, 14317849, 28635698]

約数ペア:

[(1, 28635698), (2, 14317849), (7, 4090814), (13, 2202746), (14, 2045407), (19, 1507142), (26, 1101373), (38, 753571), (49, 584402), (91, 314678), (98, 292201), (133, 215306), (169, 169442), (182, 157339), (247, 115934), (266, 107653), (338, 84721), (343, 83486), (494, 57967), (637, 44954), (686, 41743), (931, 30758), (1183, 24206), (1274, 22477), (1729, 16562), (1862, 15379), (2197, 13034), (2366, 12103), (3211, 8918), (3458, 8281), (4394, 6517), (4459, 6422)]