15661855797

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1\times {\mathrm{1087}}^1$

素因数の和:1586

約数の個数: 64

約数和(自身を含む): 25192857600

約数和(自身を除く): 9531001803

約数列:

[1, 3, 7, 21, 29, 59, 87, 177, 203, 401, 413, 609, 1087, 1203, 1239, 1711, 2807, 3261, 5133, 7609, 8421, 11629, 11977, 22827, 23659, 31523, 34887, 35931, 64133, 70977, 81403, 94569, 165613, 192399, 220661, 244209, 435887, 448931, 496839, 661983, 686111, 1307661, 1346793, 1859857, 2058333, 3051209, 4802777, 5579571, 9153627, 12640723, 13018999, 14408331, 25717333, 37922169, 39056997, 77151999, 88485061, 180021331, 265455183, 540063993, 745802657, 2237407971, 5220618599, 15661855797]

約数ペア:

[(1, 15661855797), (3, 5220618599), (7, 2237407971), (21, 745802657), (29, 540063993), (59, 265455183), (87, 180021331), (177, 88485061), (203, 77151999), (401, 39056997), (413, 37922169), (609, 25717333), (1087, 14408331), (1203, 13018999), (1239, 12640723), (1711, 9153627), (2807, 5579571), (3261, 4802777), (5133, 3051209), (7609, 2058333), (8421, 1859857), (11629, 1346793), (11977, 1307661), (22827, 686111), (23659, 661983), (31523, 496839), (34887, 448931), (35931, 435887), (64133, 244209), (70977, 220661), (81403, 192399), (94569, 165613)]