1109979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 1769040

約数和(自身を除く): 659061

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 179, 477, 537, 689, 1611, 2067, 2327, 6201, 6981, 9487, 20943, 28461, 85383, 123331, 369993, 1109979]

約数ペア:

[(1, 1109979), (3, 369993), (9, 123331), (13, 85383), (39, 28461), (53, 20943), (117, 9487), (159, 6981), (179, 6201), (477, 2327), (537, 2067), (689, 1611)]