1389172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 2661120

約数和(自身を除く): 1271948

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 659, 1054, 1318, 2108, 2636, 11203, 20429, 22406, 40858, 44812, 81716, 347293, 694586, 1389172]

約数ペア:

[(1, 1389172), (2, 694586), (4, 347293), (17, 81716), (31, 44812), (34, 40858), (62, 22406), (68, 20429), (124, 11203), (527, 2636), (659, 2108), (1054, 1318)]