197871297

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 290505600

約数和(自身を除く): 92634303

約数列:

[1, 3, 13, 39, 89, 109, 267, 327, 523, 1157, 1417, 1569, 3471, 4251, 6799, 9701, 20397, 29103, 46547, 57007, 126113, 139641, 171021, 378339, 605111, 741091, 1815333, 2223273, 5073623, 15220869, 65957099, 197871297]

約数ペア:

[(1, 197871297), (3, 65957099), (13, 15220869), (39, 5073623), (89, 2223273), (109, 1815333), (267, 741091), (327, 605111), (523, 378339), (1157, 171021), (1417, 139641), (1569, 126113), (3471, 57007), (4251, 46547), (6799, 29103), (9701, 20397)]