15531279

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 22892544

約数和(自身を除く): 7361265

約数列:

[1, 3, 23, 31, 53, 69, 93, 137, 159, 411, 713, 1219, 1643, 2139, 3151, 3657, 4247, 4929, 7261, 9453, 12741, 21783, 37789, 97681, 113367, 167003, 225091, 293043, 501009, 675273, 5177093, 15531279]

約数ペア:

[(1, 15531279), (3, 5177093), (23, 675273), (31, 501009), (53, 293043), (69, 225091), (93, 167003), (137, 113367), (159, 97681), (411, 37789), (713, 21783), (1219, 12741), (1643, 9453), (2139, 7261), (3151, 4929), (3657, 4247)]