90905409

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9431}}^1$

素因数の和:9467

約数の個数: 40

約数和(自身を含む): 164343168

約数和(自身を除く): 73437759

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 9431, 9639, 28293, 66017, 84879, 160327, 198051, 254637, 480981, 594153, 763911, 1122289, 1442943, 1782459, 3366867, 4328829, 5347377, 10100601, 12986487, 30301803, 90905409]

約数ペア:

[(1, 90905409), (3, 30301803), (7, 12986487), (9, 10100601), (17, 5347377), (21, 4328829), (27, 3366867), (51, 1782459), (63, 1442943), (81, 1122289), (119, 763911), (153, 594153), (189, 480981), (357, 254637), (459, 198051), (567, 160327), (1071, 84879), (1377, 66017), (3213, 28293), (9431, 9639)]