313374015

素因数分解:

$3^5\times 5^1\times {\mathrm{257921}}^1$

素因数の和:257941

約数の個数: 24

約数和(自身を含む): 563301648

約数和(自身を除く): 249927633

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 257921, 773763, 1289605, 2321289, 3868815, 6963867, 11606445, 20891601, 34819335, 62674803, 104458005, 313374015]

約数ペア:

[(1, 313374015), (3, 104458005), (5, 62674803), (9, 34819335), (15, 20891601), (27, 11606445), (45, 6963867), (81, 3868815), (135, 2321289), (243, 1289605), (405, 773763), (1215, 257921)]