31342185

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 66493440

約数和(自身を除く): 35151255

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 47, 63, 73, 87, 105, 141, 145, 203, 219, 235, 261, 315, 329, 365, 423, 435, 511, 609, 657, 705, 987, 1015, 1095, 1305, 1363, 1533, 1645, 1827, 2115, 2117, 2555, 2961, 3045, 3285, 3431, 4089, 4599, 4935, 6351, 6815, 7665, 9135, 9541, 10293, 10585, 12267, 14805, 14819, 17155, 19053, 20445, 22995, 24017, 28623, 30879, 31755, 44457, 47705, 51465, 61335, 72051, 74095, 85869, 95265, 99499, 120085, 133371, 143115, 154395, 216153, 222285, 298497, 360255, 429345, 497495, 666855, 696493, 895491, 1080765, 1492485, 2089479, 3482465, 4477455, 6268437, 10447395, 31342185]

約数ペア:

[(1, 31342185), (3, 10447395), (5, 6268437), (7, 4477455), (9, 3482465), (15, 2089479), (21, 1492485), (29, 1080765), (35, 895491), (45, 696493), (47, 666855), (63, 497495), (73, 429345), (87, 360255), (105, 298497), (141, 222285), (145, 216153), (203, 154395), (219, 143115), (235, 133371), (261, 120085), (315, 99499), (329, 95265), (365, 85869), (423, 74095), (435, 72051), (511, 61335), (609, 51465), (657, 47705), (705, 44457), (987, 31755), (1015, 30879), (1095, 28623), (1305, 24017), (1363, 22995), (1533, 20445), (1645, 19053), (1827, 17155), (2115, 14819), (2117, 14805), (2555, 12267), (2961, 10585), (3045, 10293), (3285, 9541), (3431, 9135), (4089, 7665), (4599, 6815), (4935, 6351)]