81633528

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5323}}^1$

素因数の和:5409

約数の個数: 64

約数和(自身を含む): 229996800

約数和(自身を除く): 148363272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1917, 2556, 3834, 5112, 5323, 7668, 10646, 15336, 15969, 21292, 31938, 42584, 47907, 63876, 95814, 127752, 143721, 191628, 287442, 377933, 383256, 574884, 755866, 1133799, 1149768, 1511732, 2267598, 3023464, 3401397, 4535196, 6802794, 9070392, 10204191, 13605588, 20408382, 27211176, 40816764, 81633528]

約数ペア:

[(1, 81633528), (2, 40816764), (3, 27211176), (4, 20408382), (6, 13605588), (8, 10204191), (9, 9070392), (12, 6802794), (18, 4535196), (24, 3401397), (27, 3023464), (36, 2267598), (54, 1511732), (71, 1149768), (72, 1133799), (108, 755866), (142, 574884), (213, 383256), (216, 377933), (284, 287442), (426, 191628), (568, 143721), (639, 127752), (852, 95814), (1278, 63876), (1704, 47907), (1917, 42584), (2556, 31938), (3834, 21292), (5112, 15969), (5323, 15336), (7668, 10646)]