201997519217

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{488057}}^1$

素因数の和:488193

約数の個数: 24

約数和(自身を含む): 228645411840

約数和(自身を除く): 26647892623

約数列:

[1, 13, 31, 79, 169, 403, 1027, 2449, 5239, 13351, 31837, 413881, 488057, 6344741, 15129767, 38556503, 82481633, 196686971, 501234539, 1195251593, 2556930623, 6516049007, 15538270709, 201997519217]

約数ペア:

[(1, 201997519217), (13, 15538270709), (31, 6516049007), (79, 2556930623), (169, 1195251593), (403, 501234539), (1027, 196686971), (2449, 82481633), (5239, 38556503), (13351, 15129767), (31837, 6344741), (413881, 488057)]