15704621898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{317}}^2$

素因数の和:768

約数の個数: 72

約数和(自身を含む): 36609876576

約数和(自身を除く): 20905254678

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 317, 366, 427, 634, 854, 951, 1281, 1902, 2219, 2562, 3721, 4438, 6657, 7442, 11163, 13314, 19337, 22326, 26047, 38674, 52094, 58011, 78141, 100489, 116022, 135359, 156282, 200978, 270718, 301467, 406077, 602934, 703423, 812154, 1179557, 1406846, 2110269, 2359114, 3538671, 4220538, 6129829, 7077342, 8256899, 12259658, 16513798, 18389487, 24770697, 36778974, 42908803, 49541394, 85817606, 128726409, 257452818, 373919569, 747839138, 1121758707, 2243517414, 2617436983, 5234873966, 7852310949, 15704621898]

約数ペア:

[(1, 15704621898), (2, 7852310949), (3, 5234873966), (6, 2617436983), (7, 2243517414), (14, 1121758707), (21, 747839138), (42, 373919569), (61, 257452818), (122, 128726409), (183, 85817606), (317, 49541394), (366, 42908803), (427, 36778974), (634, 24770697), (854, 18389487), (951, 16513798), (1281, 12259658), (1902, 8256899), (2219, 7077342), (2562, 6129829), (3721, 4220538), (4438, 3538671), (6657, 2359114), (7442, 2110269), (11163, 1406846), (13314, 1179557), (19337, 812154), (22326, 703423), (26047, 602934), (38674, 406077), (52094, 301467), (58011, 270718), (78141, 200978), (100489, 156282), (116022, 135359)]