1189396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 2275560

約数和(自身を除く): 1086164

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 257, 356, 514, 1028, 1157, 2314, 3341, 4628, 6682, 13364, 22873, 45746, 91492, 297349, 594698, 1189396]

約数ペア:

[(1, 1189396), (2, 594698), (4, 297349), (13, 91492), (26, 45746), (52, 22873), (89, 13364), (178, 6682), (257, 4628), (356, 3341), (514, 2314), (1028, 1157)]