51360981

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 80424960

約数和(自身を除く): 29063979

約数列:

[1, 3, 7, 21, 79, 83, 237, 249, 373, 553, 581, 1119, 1659, 1743, 2611, 6557, 7833, 19671, 29467, 30959, 45899, 88401, 92877, 137697, 206269, 216713, 618807, 650139, 2445761, 7337283, 17120327, 51360981]

約数ペア:

[(1, 51360981), (3, 17120327), (7, 7337283), (21, 2445761), (79, 650139), (83, 618807), (237, 216713), (249, 206269), (373, 137697), (553, 92877), (581, 88401), (1119, 45899), (1659, 30959), (1743, 29467), (2611, 19671), (6557, 7833)]