12878502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 32148480

約数和(自身を除く): 19269978

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 103, 182, 206, 229, 273, 309, 458, 546, 618, 687, 721, 1339, 1374, 1442, 1603, 2163, 2678, 2977, 3206, 4017, 4326, 4809, 5954, 8034, 8931, 9373, 9618, 17862, 18746, 20839, 23587, 28119, 41678, 47174, 56238, 62517, 70761, 125034, 141522, 165109, 306631, 330218, 495327, 613262, 919893, 990654, 1839786, 2146417, 4292834, 6439251, 12878502]

約数ペア:

[(1, 12878502), (2, 6439251), (3, 4292834), (6, 2146417), (7, 1839786), (13, 990654), (14, 919893), (21, 613262), (26, 495327), (39, 330218), (42, 306631), (78, 165109), (91, 141522), (103, 125034), (182, 70761), (206, 62517), (229, 56238), (273, 47174), (309, 41678), (458, 28119), (546, 23587), (618, 20839), (687, 18746), (721, 17862), (1339, 9618), (1374, 9373), (1442, 8931), (1603, 8034), (2163, 5954), (2678, 4809), (2977, 4326), (3206, 4017)]