221135536

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{1277}}^1$

素因数の和:1501

約数の個数: 40

約数和(自身を含む): 437382720

約数和(自身を除く): 216247184

約数列:

[1, 2, 4, 8, 16, 79, 137, 158, 274, 316, 548, 632, 1096, 1264, 1277, 2192, 2554, 5108, 10216, 10823, 20432, 21646, 43292, 86584, 100883, 173168, 174949, 201766, 349898, 403532, 699796, 807064, 1399592, 1614128, 2799184, 13820971, 27641942, 55283884, 110567768, 221135536]

約数ペア:

[(1, 221135536), (2, 110567768), (4, 55283884), (8, 27641942), (16, 13820971), (79, 2799184), (137, 1614128), (158, 1399592), (274, 807064), (316, 699796), (548, 403532), (632, 349898), (1096, 201766), (1264, 174949), (1277, 173168), (2192, 100883), (2554, 86584), (5108, 43292), (10216, 21646), (10823, 20432)]