27978408

素因数分解:

$2^3\times 3^2\times {\mathrm{523}}^1\times {\mathrm{743}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 76021920

約数和(自身を除く): 48043512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 523, 743, 1046, 1486, 1569, 2092, 2229, 2972, 3138, 4184, 4458, 4707, 5944, 6276, 6687, 8916, 9414, 12552, 13374, 17832, 18828, 26748, 37656, 53496, 388589, 777178, 1165767, 1554356, 2331534, 3108712, 3497301, 4663068, 6994602, 9326136, 13989204, 27978408]

約数ペア:

[(1, 27978408), (2, 13989204), (3, 9326136), (4, 6994602), (6, 4663068), (8, 3497301), (9, 3108712), (12, 2331534), (18, 1554356), (24, 1165767), (36, 777178), (72, 388589), (523, 53496), (743, 37656), (1046, 26748), (1486, 18828), (1569, 17832), (2092, 13374), (2229, 12552), (2972, 9414), (3138, 8916), (4184, 6687), (4458, 6276), (4707, 5944)]