3967785

素因数分解:

$3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 40

約数和(自身を含む): 7257096

約数和(自身を除く): 3289311

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 101, 135, 291, 303, 405, 485, 505, 873, 909, 1455, 1515, 2619, 2727, 4365, 4545, 7857, 8181, 9797, 13095, 13635, 29391, 39285, 40905, 48985, 88173, 146955, 264519, 440865, 793557, 1322595, 3967785]

約数ペア:

[(1, 3967785), (3, 1322595), (5, 793557), (9, 440865), (15, 264519), (27, 146955), (45, 88173), (81, 48985), (97, 40905), (101, 39285), (135, 29391), (291, 13635), (303, 13095), (405, 9797), (485, 8181), (505, 7857), (873, 4545), (909, 4365), (1455, 2727), (1515, 2619)]