1213434327

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 1933647872

約数和(自身を除く): 720213545

約数列:

[1, 3, 7, 21, 29, 87, 127, 203, 381, 541, 609, 841, 889, 1623, 2523, 2667, 3683, 3787, 5887, 11049, 11361, 15689, 17661, 25781, 47067, 68707, 77343, 106807, 109823, 206121, 320421, 329469, 454981, 480949, 747649, 1364943, 1442847, 1992503, 2242947, 3184867, 5977509, 9554601, 13947521, 41842563, 57782587, 173347761, 404478109, 1213434327]

約数ペア:

[(1, 1213434327), (3, 404478109), (7, 173347761), (21, 57782587), (29, 41842563), (87, 13947521), (127, 9554601), (203, 5977509), (381, 3184867), (541, 2242947), (609, 1992503), (841, 1442847), (889, 1364943), (1623, 747649), (2523, 480949), (2667, 454981), (3683, 329469), (3787, 320421), (5887, 206121), (11049, 109823), (11361, 106807), (15689, 77343), (17661, 68707), (25781, 47067)]