15221283

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 25546752

約数和(自身を除く): 10325469

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 503, 917, 1441, 1509, 2751, 3521, 4323, 5533, 10087, 10563, 16599, 30261, 38731, 65893, 116193, 197679, 461251, 724823, 1383753, 2174469, 5073761, 15221283]

約数ペア:

[(1, 15221283), (3, 5073761), (7, 2174469), (11, 1383753), (21, 724823), (33, 461251), (77, 197679), (131, 116193), (231, 65893), (393, 38731), (503, 30261), (917, 16599), (1441, 10563), (1509, 10087), (2751, 5533), (3521, 4323)]