15157856

素因数分解:

$2^5\times 7^3\times {\mathrm{1381}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 34826400

約数和(自身を除く): 19668544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1381, 1568, 2744, 2762, 5488, 5524, 9667, 10976, 11048, 19334, 22096, 38668, 44192, 67669, 77336, 135338, 154672, 270676, 309344, 473683, 541352, 947366, 1082704, 1894732, 2165408, 3789464, 7578928, 15157856]

約数ペア:

[(1, 15157856), (2, 7578928), (4, 3789464), (7, 2165408), (8, 1894732), (14, 1082704), (16, 947366), (28, 541352), (32, 473683), (49, 309344), (56, 270676), (98, 154672), (112, 135338), (196, 77336), (224, 67669), (343, 44192), (392, 38668), (686, 22096), (784, 19334), (1372, 11048), (1381, 10976), (1568, 9667), (2744, 5524), (2762, 5488)]