145257903

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{14321}}^1$

素因数の和:14364

約数の個数: 36

約数和(自身を含む): 254702448

約数和(自身を除く): 109444545

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 3381, 10143, 14321, 42963, 100247, 128889, 300741, 329383, 701729, 902223, 988149, 2105187, 2305681, 2964447, 6315561, 6917043, 16139767, 20751129, 48419301, 145257903]

約数ペア:

[(1, 145257903), (3, 48419301), (7, 20751129), (9, 16139767), (21, 6917043), (23, 6315561), (49, 2964447), (63, 2305681), (69, 2105187), (147, 988149), (161, 902223), (207, 701729), (441, 329383), (483, 300741), (1127, 128889), (1449, 100247), (3381, 42963), (10143, 14321)]