216553659

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9199}}^1$

素因数の和:9287

約数の個数: 32

約数和(自身を含む): 353280000

約数和(自身を除く): 136726341

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3363, 7847, 9199, 23541, 27597, 64393, 174781, 193179, 524343, 542741, 1223467, 1628223, 3670401, 3799187, 10312079, 11397561, 30936237, 72184553, 216553659]

約数ペア:

[(1, 216553659), (3, 72184553), (7, 30936237), (19, 11397561), (21, 10312079), (57, 3799187), (59, 3670401), (133, 1628223), (177, 1223467), (399, 542741), (413, 524343), (1121, 193179), (1239, 174781), (3363, 64393), (7847, 27597), (9199, 23541)]