78020361

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 129254400

約数和(自身を除く): 51234039

約数列:

[1, 3, 9, 17, 27, 43, 51, 59, 67, 129, 153, 177, 201, 387, 459, 531, 603, 731, 1003, 1139, 1161, 1593, 1809, 2193, 2537, 2881, 3009, 3417, 3953, 6579, 7611, 8643, 9027, 10251, 11859, 19737, 22833, 25929, 27081, 30753, 35577, 43129, 48977, 67201, 68499, 77787, 106731, 129387, 146931, 169979, 201603, 388161, 440793, 509937, 604809, 1164483, 1322379, 1529811, 1814427, 2889643, 4589433, 8668929, 26006787, 78020361]

約数ペア:

[(1, 78020361), (3, 26006787), (9, 8668929), (17, 4589433), (27, 2889643), (43, 1814427), (51, 1529811), (59, 1322379), (67, 1164483), (129, 604809), (153, 509937), (177, 440793), (201, 388161), (387, 201603), (459, 169979), (531, 146931), (603, 129387), (731, 106731), (1003, 77787), (1139, 68499), (1161, 67201), (1593, 48977), (1809, 43129), (2193, 35577), (2537, 30753), (2881, 27081), (3009, 25929), (3417, 22833), (3953, 19737), (6579, 11859), (7611, 10251), (8643, 9027)]