19300281

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6427}}^1$

素因数の和:6461

約数の個数: 32

約数和(自身を含む): 34556928

約数和(自身を除く): 15256647

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 6427, 19281, 44989, 70697, 83551, 134967, 212091, 250653, 494879, 584857, 919061, 1484637, 1754571, 2757183, 6433427, 19300281]

約数ペア:

[(1, 19300281), (3, 6433427), (7, 2757183), (11, 1754571), (13, 1484637), (21, 919061), (33, 584857), (39, 494879), (77, 250653), (91, 212091), (143, 134967), (231, 83551), (273, 70697), (429, 44989), (1001, 19281), (3003, 6427)]