289318328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{41521}}^1$

素因数の和:41607

約数の個数: 32

約数和(自身を含む): 592934160

約数和(自身を除く): 303615832

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 41521, 83042, 166084, 332168, 539773, 1079546, 2159092, 2781907, 4318184, 5563814, 11127628, 22255256, 36164791, 72329582, 144659164, 289318328]

約数ペア:

[(1, 289318328), (2, 144659164), (4, 72329582), (8, 36164791), (13, 22255256), (26, 11127628), (52, 5563814), (67, 4318184), (104, 2781907), (134, 2159092), (268, 1079546), (536, 539773), (871, 332168), (1742, 166084), (3484, 83042), (6968, 41521)]