15415156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 29937600

約数和(自身を除く): 14522444

約数列:

[1, 2, 4, 19, 38, 43, 53, 76, 86, 89, 106, 172, 178, 212, 356, 817, 1007, 1634, 1691, 2014, 2279, 3268, 3382, 3827, 4028, 4558, 4717, 6764, 7654, 9116, 9434, 15308, 18868, 43301, 72713, 86602, 89623, 145426, 173204, 179246, 202831, 290852, 358492, 405662, 811324, 3853789, 7707578, 15415156]

約数ペア:

[(1, 15415156), (2, 7707578), (4, 3853789), (19, 811324), (38, 405662), (43, 358492), (53, 290852), (76, 202831), (86, 179246), (89, 173204), (106, 145426), (172, 89623), (178, 86602), (212, 72713), (356, 43301), (817, 18868), (1007, 15308), (1634, 9434), (1691, 9116), (2014, 7654), (2279, 6764), (3268, 4717), (3382, 4558), (3827, 4028)]