309671466

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:915

約数の個数: 64

約数和(自身を含む): 688816128

約数和(自身を除く): 379144662

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 127, 129, 254, 258, 381, 559, 727, 762, 1118, 1454, 1651, 1677, 2181, 3302, 3354, 4362, 4953, 5461, 9451, 9906, 10922, 16383, 18902, 28353, 31261, 32766, 56706, 62522, 70993, 92329, 93783, 141986, 184658, 187566, 212979, 276987, 406393, 425958, 553974, 812786, 1200277, 1219179, 2400554, 2438358, 3600831, 3970147, 7201662, 7940294, 11910441, 23820882, 51611911, 103223822, 154835733, 309671466]

約数ペア:

[(1, 309671466), (2, 154835733), (3, 103223822), (6, 51611911), (13, 23820882), (26, 11910441), (39, 7940294), (43, 7201662), (78, 3970147), (86, 3600831), (127, 2438358), (129, 2400554), (254, 1219179), (258, 1200277), (381, 812786), (559, 553974), (727, 425958), (762, 406393), (1118, 276987), (1454, 212979), (1651, 187566), (1677, 184658), (2181, 141986), (3302, 93783), (3354, 92329), (4362, 70993), (4953, 62522), (5461, 56706), (9451, 32766), (9906, 31261), (10922, 28353), (16383, 18902)]