42991215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3181}}^1$

素因数の和:3259

約数の個数: 32

約数和(自身を含む): 74229696

約数和(自身を除く): 31238481

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 3181, 4505, 9543, 13515, 15905, 47715, 54077, 162231, 168593, 270385, 505779, 811155, 842965, 2528895, 2866081, 8598243, 14330405, 42991215]

約数ペア:

[(1, 42991215), (3, 14330405), (5, 8598243), (15, 2866081), (17, 2528895), (51, 842965), (53, 811155), (85, 505779), (159, 270385), (255, 168593), (265, 162231), (795, 54077), (901, 47715), (2703, 15905), (3181, 13515), (4505, 9543)]