423603537

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 691725312

約数和(自身を除く): 268121775

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 361, 399, 497, 787, 1083, 1349, 1491, 2361, 2527, 4047, 5509, 7581, 9443, 14953, 16527, 25631, 28329, 44859, 55877, 76893, 104671, 167631, 179417, 284107, 314013, 391139, 538251, 852321, 1061663, 1173417, 1988749, 3184989, 5966247, 7431641, 20171597, 22294923, 60514791, 141201179, 423603537]

約数ペア:

[(1, 423603537), (3, 141201179), (7, 60514791), (19, 22294923), (21, 20171597), (57, 7431641), (71, 5966247), (133, 3184989), (213, 1988749), (361, 1173417), (399, 1061663), (497, 852321), (787, 538251), (1083, 391139), (1349, 314013), (1491, 284107), (2361, 179417), (2527, 167631), (4047, 104671), (5509, 76893), (7581, 55877), (9443, 44859), (14953, 28329), (16527, 25631)]