158322015

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 280215936

約数和(自身を除く): 121893921

約数列:

[1, 3, 5, 9, 15, 45, 107, 131, 251, 321, 393, 535, 655, 753, 963, 1179, 1255, 1605, 1965, 2259, 3765, 4815, 5895, 11295, 14017, 26857, 32881, 42051, 70085, 80571, 98643, 126153, 134285, 164405, 210255, 241713, 295929, 402855, 493215, 630765, 1208565, 1479645, 3518267, 10554801, 17591335, 31664403, 52774005, 158322015]

約数ペア:

[(1, 158322015), (3, 52774005), (5, 31664403), (9, 17591335), (15, 10554801), (45, 3518267), (107, 1479645), (131, 1208565), (251, 630765), (321, 493215), (393, 402855), (535, 295929), (655, 241713), (753, 210255), (963, 164405), (1179, 134285), (1255, 126153), (1605, 98643), (1965, 80571), (2259, 70085), (3765, 42051), (4815, 32881), (5895, 26857), (11295, 14017)]