15321942

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 35493120

約数和(自身を除く): 20171178

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 171, 213, 342, 426, 631, 639, 1262, 1278, 1349, 1893, 2698, 3786, 4047, 5679, 8094, 11358, 11989, 12141, 23978, 24282, 35967, 44801, 71934, 89602, 107901, 134403, 215802, 268806, 403209, 806418, 851219, 1702438, 2553657, 5107314, 7660971, 15321942]

約数ペア:

[(1, 15321942), (2, 7660971), (3, 5107314), (6, 2553657), (9, 1702438), (18, 851219), (19, 806418), (38, 403209), (57, 268806), (71, 215802), (114, 134403), (142, 107901), (171, 89602), (213, 71934), (342, 44801), (426, 35967), (631, 24282), (639, 23978), (1262, 12141), (1278, 11989), (1349, 11358), (1893, 8094), (2698, 5679), (3786, 4047)]