397175301

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:842

約数の個数: 36

約数和(自身を含む): 612634464

約数和(自身を除く): 215459163

約数列:

[1, 3, 9, 17, 51, 153, 289, 311, 491, 867, 933, 1473, 2601, 2799, 4419, 5287, 8347, 15861, 25041, 47583, 75123, 89879, 141899, 152701, 269637, 425697, 458103, 808911, 1277091, 1374309, 2595917, 7787751, 23363253, 44130589, 132391767, 397175301]

約数ペア:

[(1, 397175301), (3, 132391767), (9, 44130589), (17, 23363253), (51, 7787751), (153, 2595917), (289, 1374309), (311, 1277091), (491, 808911), (867, 458103), (933, 425697), (1473, 269637), (2601, 152701), (2799, 141899), (4419, 89879), (5287, 75123), (8347, 47583), (15861, 25041)]