28240935

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{503}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19659225

約数列:

[1, 3, 5, 15, 19, 57, 95, 197, 285, 503, 591, 985, 1509, 2515, 2955, 3743, 7545, 9557, 11229, 18715, 28671, 47785, 56145, 99091, 143355, 297273, 495455, 1486365, 1882729, 5648187, 9413645, 28240935]

約数ペア:

[(1, 28240935), (3, 9413645), (5, 5648187), (15, 1882729), (19, 1486365), (57, 495455), (95, 297273), (197, 143355), (285, 99091), (503, 56145), (591, 47785), (985, 28671), (1509, 18715), (2515, 11229), (2955, 9557), (3743, 7545)]