1390205312

素因数分解:

$2^7\times {\mathrm{659}}^1\times {\mathrm{16481}}^1$

素因数の和:17154

約数の個数: 32

約数和(自身を含む): 2773920600

約数和(自身を除く): 1383715288

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 659, 1318, 2636, 5272, 10544, 16481, 21088, 32962, 42176, 65924, 84352, 131848, 263696, 527392, 1054784, 2109568, 10860979, 21721958, 43443916, 86887832, 173775664, 347551328, 695102656, 1390205312]

約数ペア:

[(1, 1390205312), (2, 695102656), (4, 347551328), (8, 173775664), (16, 86887832), (32, 43443916), (64, 21721958), (128, 10860979), (659, 2109568), (1318, 1054784), (2636, 527392), (5272, 263696), (10544, 131848), (16481, 84352), (21088, 65924), (32962, 42176)]