69969921

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{15791}}^1$

素因数の和:16012

約数の個数: 16

約数和(自身を含む): 107132928

約数和(自身を除く): 37163007

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 15791, 47373, 110537, 331611, 3331901, 9995703, 23323307, 69969921]

約数ペア:

[(1, 69969921), (3, 23323307), (7, 9995703), (21, 3331901), (211, 331611), (633, 110537), (1477, 47373), (4431, 15791)]