1278049338

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 2969121792

約数和(自身を除く): 1691072454

約数列:

[1, 2, 3, 6, 9, 18, 31, 37, 62, 74, 93, 103, 111, 186, 206, 222, 279, 309, 333, 558, 601, 618, 666, 927, 1147, 1202, 1803, 1854, 2294, 3193, 3441, 3606, 3811, 5409, 6386, 6882, 7622, 9579, 10323, 10818, 11433, 18631, 19158, 20646, 22237, 22866, 28737, 34299, 37262, 44474, 55893, 57474, 61903, 66711, 68598, 111786, 118141, 123806, 133422, 167679, 185709, 200133, 236282, 335358, 354423, 371418, 400266, 557127, 689347, 708846, 1063269, 1114254, 1378694, 1918993, 2068041, 2126538, 2290411, 3837986, 4136082, 4580822, 5756979, 6204123, 6871233, 11513958, 12408246, 13742466, 17270937, 20613699, 34541874, 41227398, 71002741, 142005482, 213008223, 426016446, 639024669, 1278049338]

約数ペア:

[(1, 1278049338), (2, 639024669), (3, 426016446), (6, 213008223), (9, 142005482), (18, 71002741), (31, 41227398), (37, 34541874), (62, 20613699), (74, 17270937), (93, 13742466), (103, 12408246), (111, 11513958), (186, 6871233), (206, 6204123), (222, 5756979), (279, 4580822), (309, 4136082), (333, 3837986), (558, 2290411), (601, 2126538), (618, 2068041), (666, 1918993), (927, 1378694), (1147, 1114254), (1202, 1063269), (1803, 708846), (1854, 689347), (2294, 557127), (3193, 400266), (3441, 371418), (3606, 354423), (3811, 335358), (5409, 236282), (6386, 200133), (6882, 185709), (7622, 167679), (9579, 133422), (10323, 123806), (10818, 118141), (11433, 111786), (18631, 68598), (19158, 66711), (20646, 61903), (22237, 57474), (22866, 55893), (28737, 44474), (34299, 37262)]