201640047

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 324796032

約数和(自身を除く): 123155985

約数列:

[1, 3, 7, 21, 37, 49, 111, 131, 147, 259, 283, 393, 777, 849, 917, 1813, 1981, 2751, 4847, 5439, 5943, 6419, 10471, 13867, 14541, 19257, 31413, 33929, 37073, 41601, 73297, 101787, 111219, 219891, 237503, 259511, 513079, 712509, 778533, 1371701, 1539237, 1816577, 4115103, 5449731, 9601907, 28805721, 67213349, 201640047]

約数ペア:

[(1, 201640047), (3, 67213349), (7, 28805721), (21, 9601907), (37, 5449731), (49, 4115103), (111, 1816577), (131, 1539237), (147, 1371701), (259, 778533), (283, 712509), (393, 513079), (777, 259511), (849, 237503), (917, 219891), (1813, 111219), (1981, 101787), (2751, 73297), (4847, 41601), (5439, 37073), (5943, 33929), (6419, 31413), (10471, 19257), (13867, 14541)]