1388891447

素因数分解:

${\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1\times {\mathrm{821}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 1443497760

約数和(自身を除く): 54606313

約数列:

[1, 53, 59, 541, 821, 3127, 28673, 31919, 43513, 48439, 444161, 1691707, 2567267, 23540533, 26205499, 1388891447]

約数ペア:

[(1, 1388891447), (53, 26205499), (59, 23540533), (541, 2567267), (821, 1691707), (3127, 444161), (28673, 48439), (31919, 43513)]