1320806813931

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^2\times {\mathrm{503}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 2106438856704

約数和(自身を除く): 785632042773

約数列:

[1, 3, 9, 11, 33, 99, 127, 381, 457, 503, 1143, 1371, 1397, 1509, 4113, 4191, 4527, 5027, 5533, 12573, 15081, 16599, 45243, 49797, 58039, 63881, 174117, 191643, 208849, 229871, 522351, 574929, 626547, 638429, 689613, 702691, 1879641, 1915287, 2068839, 2108073, 2297339, 2528581, 5745861, 6324219, 6892017, 7585743, 20676051, 22757229, 26523823, 29193617, 79571469, 87580851, 105051047, 238714407, 262742553, 291762053, 315153141, 321129787, 875286159, 945459423, 963389361, 1155561517, 2625858477, 2890168083, 3466684551, 10400053653, 13341482969, 40024448907, 120073346721, 146756312659, 440268937977, 1320806813931]

約数ペア:

[(1, 1320806813931), (3, 440268937977), (9, 146756312659), (11, 120073346721), (33, 40024448907), (99, 13341482969), (127, 10400053653), (381, 3466684551), (457, 2890168083), (503, 2625858477), (1143, 1155561517), (1371, 963389361), (1397, 945459423), (1509, 875286159), (4113, 321129787), (4191, 315153141), (4527, 291762053), (5027, 262742553), (5533, 238714407), (12573, 105051047), (15081, 87580851), (16599, 79571469), (45243, 29193617), (49797, 26523823), (58039, 22757229), (63881, 20676051), (174117, 7585743), (191643, 6892017), (208849, 6324219), (229871, 5745861), (522351, 2528581), (574929, 2297339), (626547, 2108073), (638429, 2068839), (689613, 1915287), (702691, 1879641)]