13478868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 37241568

約数和(自身を除く): 23762700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 83, 117, 156, 166, 234, 249, 332, 347, 468, 498, 694, 747, 996, 1041, 1079, 1388, 1494, 2082, 2158, 2988, 3123, 3237, 4164, 4316, 4511, 6246, 6474, 9022, 9711, 12492, 12948, 13533, 18044, 19422, 27066, 28801, 38844, 40599, 54132, 57602, 81198, 86403, 115204, 162396, 172806, 259209, 345612, 374413, 518418, 748826, 1036836, 1123239, 1497652, 2246478, 3369717, 4492956, 6739434, 13478868]

約数ペア:

[(1, 13478868), (2, 6739434), (3, 4492956), (4, 3369717), (6, 2246478), (9, 1497652), (12, 1123239), (13, 1036836), (18, 748826), (26, 518418), (36, 374413), (39, 345612), (52, 259209), (78, 172806), (83, 162396), (117, 115204), (156, 86403), (166, 81198), (234, 57602), (249, 54132), (332, 40599), (347, 38844), (468, 28801), (498, 27066), (694, 19422), (747, 18044), (996, 13533), (1041, 12948), (1079, 12492), (1388, 9711), (1494, 9022), (2082, 6474), (2158, 6246), (2988, 4511), (3123, 4316), (3237, 4164)]