189951987

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{54631}}^1$

素因数の和:54714

約数の個数: 16

約数和(自身を含む): 270974720

約数和(自身を除く): 81022733

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 54631, 163893, 1037989, 3113967, 3332491, 9997473, 63317329, 189951987]

約数ペア:

[(1, 189951987), (3, 63317329), (19, 9997473), (57, 3332491), (61, 3113967), (183, 1037989), (1159, 163893), (3477, 54631)]